:root {
  --primary-color: #1e3a5f;
  --secondary-color: #2d5a3d;
  --accent-color: #4caf50;
  --highlight-color: #66bb6a;
  --text-color: #333333;
  --light-bg: #f5f7fa;
  --white: #ffffff;
  --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.15);
  --transition: all 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text-color);
  line-height: 1.6;
  overflow-x: hidden;
}

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

/* ==================== NAVIGATION ==================== */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background: var(--primary-color);
  color: var(--white);
  z-index: 1000;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.navbar.scrolled {
  box-shadow: var(--shadow-lg);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  max-width: 1400px;
  margin: 0 auto;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.5rem;
  font-weight: bold;
  cursor: pointer;
}

.logo-img {
  height: 40px;
  width: auto;
  border-radius: 4px;
}

.company-name {
  font-weight: 700;
  color: var(--white);
}

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

.nav-menu a {
  color: var(--white);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}

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

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

.nav-menu a:hover::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.phone-link {
  color: var(--white);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
  transition: var(--transition);
}

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

.btn-nav {
  padding: 0.6rem 1.5rem;
  background: var(--accent-color);
  color: var(--white);
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-weight: 600;
  transition: var(--transition);
}

.btn-nav:hover {
  background: var(--highlight-color);
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(76, 175, 80, 0.3);
}

.btn-nav:active {
  transform: translateY(0);
}

.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 5px;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

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

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

/* ==================== HERO SECTION ==================== */
.hero {
  margin-top: 70px;
  position: relative;
  min-height: 90vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  color: var(--white);
  overflow: hidden;
  padding-left: 60px;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
}

.hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 60%;
  height: 100%;
  background: linear-gradient(
    90deg,
    rgba(30, 58, 95, 0.7) 0%,
    rgba(30, 58, 95, 0.4) 60%,
    rgba(30, 58, 95, 0) 100%
  );
  z-index: -1;
}

.hero-content {
  text-align: left;
  z-index: 10;
  animation: fadeInUp 1s ease;
}

.hero-subtitle {
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--accent-color);
  margin-bottom: 20px;
  text-transform: uppercase;
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 20px;
  text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.3);
}

.hero-title .highlight {
  color: var(--accent-color);
}

.hero-title .year {
  display: block;
  color: var(--accent-color);
  font-size: 1.1em;
}

.hero-description {
  font-size: 1.2rem;
  max-width: 600px;
  margin: 20px 0 40px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.9);
}

.btn-lg {
  padding: 1rem 2.5rem;
  font-size: 1.1rem;
  margin-bottom: 60px;
  animation: slideUp 1s ease 0.3s both;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-top: 80px;
  width: auto;
  max-width: 900px;
}

.stat-item {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  padding: 2rem;
  border-radius: 8px;
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-item h3 {
  font-size: 2.5rem;
  color: var(--accent-color);
  margin-bottom: 10px;
  font-weight: 800;
}

.stat-item p {
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ==================== BUTTONS ==================== */
.btn {
  padding: 0.75rem 1.8rem;
  border: none;
  border-radius: 4px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  transform: translate(-50%, -50%);
  transition:
    width 0.6s,
    height 0.6s;
}

.btn:active::before {
  width: 300px;
  height: 300px;
}

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

.btn-primary:hover {
  background: var(--highlight-color);
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(76, 175, 80, 0.3);
}

.btn-primary:active {
  transform: translateY(-1px);
}

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

.btn-secondary:hover {
  background: var(--accent-color);
  color: var(--white);
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(76, 175, 80, 0.3);
}

.btn-secondary:active {
  transform: translateY(-1px);
}

/* ==================== ABOUT SECTION ==================== */
.about-section {
  padding: 80px 0;
  background: var(--light-bg);
}

.about-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-images {
  position: relative;
}

.about-img-main {
  width: 100%;
  border-radius: 8px;
  box-shadow: var(--shadow-lg);
}

.about-img-secondary {
  position: absolute;
  bottom: -20px;
  right: -20px;
  width: 200px;
  height: 200px;
  background: var(--white);
  padding: 10px;
  border-radius: 8px;
  box-shadow: var(--shadow-lg);
}

.about-img-small {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 4px;
}

.section-tag {
  display: inline-block;
  background: var(--accent-color);
  color: var(--white);
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.about-content h2 {
  font-size: 2.5rem;
  line-height: 1.3;
  margin: 1rem 0;
  color: var(--primary-color);
}

.about-content p {
  font-size: 1.05rem;
  color: #666;
  margin-bottom: 1.5rem;
  line-height: 1.8;
}

.features-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin: 2rem 0;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 500;
}

.feature-item i {
  color: var(--accent-color);
  font-size: 1.5rem;
}

/* ==================== STATISTICS SECTION ==================== */
.stats-section {
  padding: 80px 0;
  background: var(--primary-color);
  color: var(--white);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.stat-box {
  text-align: center;
  padding: 2.5rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: var(--transition);
}

.stat-box:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-5px);
}

.stat-number {
  font-size: 3.5rem;
  color: var(--accent-color);
  font-weight: 800;
  margin-bottom: 10px;
}

.stat-label {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.stat-desc {
  font-size: 0.95rem;
  line-height: 1.6;
  opacity: 0.9;
}

/* ==================== SOLUTIONS SECTION ==================== */
.solutions-section {
  padding: 80px 0;
  background: var(--white);
}

.solutions-section .section-tag {
  display: flex;
  justify-content: center;
}

.solutions-section h2 {
  text-align: center;
  font-size: 2.5rem;
  color: var(--primary-color);
  margin: 1rem 0 0.5rem;
}

.section-subtitle {
  text-align: center;
  max-width: 700px;
  margin: 1.5rem auto 3rem;
  color: #666;
  font-size: 1.05rem;
  line-height: 1.8;
}

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 2rem;
}

.solution-card {
  background: var(--white);
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 2rem;
  text-align: center;
  transition: var(--transition);
  cursor: pointer;
}

.solution-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent-color);
}

.solution-icon {
  font-size: 3rem;
  color: var(--accent-color);
  margin-bottom: 1.5rem;
}

.solution-card h3 {
  font-size: 1.3rem;
  color: var(--primary-color);
  margin-bottom: 0.8rem;
}

.solution-card p {
  color: #666;
  margin-bottom: 1.5rem;
  line-height: 1.7;
}

.read-more {
  color: var(--accent-color);
  text-decoration: none;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: var(--transition);
}

.read-more:hover {
  gap: 1rem;
  color: var(--highlight-color);
}

/* ==================== ABOUT US SECTION ==================== */
.about-us-section {
  padding: 80px 0;
  background: var(--light-bg);
}

.about-us-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-us-image {
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

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

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

.values-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin: 2rem 0;
}

.value-item {
  padding: 1.5rem;
  background: var(--white);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.value-item h4 {
  color: var(--primary-color);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.value-item i {
  color: var(--accent-color);
  font-size: 1.3rem;
}

.value-item p {
  color: #666;
  font-size: 0.95rem;
}

/* ==================== CTA SECTION ==================== */
.cta-section {
  padding: 80px 0;
  background: linear-gradient(
    135deg,
    var(--primary-color) 0%,
    var(--secondary-color) 100%
  );
  color: var(--white);
  text-align: center;
}

.cta-section h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.cta-section p {
  font-size: 1.1rem;
  margin-bottom: 2rem;
  opacity: 0.9;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* ==================== CONTACT SECTION ==================== */
.contact-section {
  padding: 80px 0;
  background: var(--light-bg);
}

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

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.contact-info h3 {
  font-size: 1.5rem;
  color: var(--primary-color);
  margin-bottom: 2rem;
}

.contact-item {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.contact-item i {
  font-size: 1.5rem;
  color: var(--accent-color);
  min-width: 30px;
}

.contact-item h4 {
  color: var(--primary-color);
  margin-bottom: 0.3rem;
}

.contact-item p {
  color: #666;
  line-height: 1.6;
}

.contact-form {
  background: var(--white);
  padding: 2.5rem;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

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

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 1rem;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px rgba(76, 175, 80, 0.1);
}

.contact-form .btn {
  width: 100%;
}

/* ==================== FOOTER ==================== */
.footer {
  background: var(--primary-color);
  color: var(--white);
  padding: 60px 0 20px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-column h3,
.footer-column h4 {
  font-size: 1.2rem;
  margin-bottom: 1.5rem;
  color: var(--accent-color);
}

.footer-column p {
  line-height: 1.8;
  opacity: 0.9;
  margin-bottom: 1rem;
}

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

.footer-column ul li {
  margin-bottom: 0.8rem;
}

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

.footer-column a:hover {
  color: var(--accent-color);
  padding-left: 5px;
}

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
}

.social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(76, 175, 80, 0.2);
  border-radius: 50%;
  color: var(--accent-color);
  transition: var(--transition);
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-links {
  display: flex;
  gap: 2rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  font-size: 0.9rem;
  transition: var(--transition);
}

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

/* ==================== ANIMATIONS ==================== */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.8s ease forwards;
}

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 768px) {
  .nav-menu {
    display: none;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--primary-color);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
  }

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

  .hamburger {
    display: flex;
  }

  .nav-actions {
    display: none;
  }

  .hero {
    padding-left: 40px;
  }

  .hero-overlay {
    width: 80%;
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-description {
    font-size: 1rem;
  }

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

  .about-img-secondary {
    display: none;
  }

  .values-grid,
  .features-list {
    grid-template-columns: 1fr;
  }

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

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

  .footer-links {
    flex-direction: column;
    gap: 1rem;
  }

  .solutions-grid,
  .stats-grid {
    grid-template-columns: 1fr;
  }

  section {
    padding: 60px 0;
  }

  .hero-stats {
    grid-template-columns: 1fr;
    margin-top: 40px;
  }
}

@media (max-width: 480px) {
  .nav-container {
    padding: 1rem;
  }

  .company-name {
    display: none;
  }

  .logo-img {
    height: 35px;
  }

  .hero {
    margin-top: 60px;
    min-height: 80vh;
    padding-left: 20px;
  }

  .hero-overlay {
    width: 100%;
    background: rgba(30, 58, 95, 0.65);
  }

  .hero-title {
    font-size: 1.5rem;
  }

  .hero-subtitle {
    font-size: 0.75rem;
  }

  .hero-description {
    font-size: 0.9rem;
  }

  .btn-lg {
    padding: 0.8rem 2rem;
    font-size: 0.95rem;
  }

  .about-content h2,
  .solutions-section h2,
  .section-title,
  .cta-section h2 {
    font-size: 1.8rem;
  }

  .stat-number {
    font-size: 2.5rem;
  }

  .stat-box,
  .stat-item {
    padding: 1.5rem;
  }

  .solution-card,
  .contact-form,
  .value-item {
    padding: 1.5rem;
  }

  section {
    padding: 40px 0;
  }

  .hero-stats {
    gap: 1rem;
  }
}

/* ==================== UTILITY CLASSES ==================== */
.text-center {
  text-align: center;
}

.mt-1 {
  margin-top: 1rem;
}
.mt-2 {
  margin-top: 2rem;
}
.mb-1 {
  margin-bottom: 1rem;
}
.mb-2 {
  margin-bottom: 2rem;
}