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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background-color: var(--color-background);
  overflow-x: hidden;
}

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

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

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

ul {
  list-style: none;
}

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

section {
  padding: var(--space-16) 0;
  overflow: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  line-height: var(--line-height-tight);
  font-weight: 700;
  margin-bottom: var(--space-4);
  color: var(--color-text);
}

h1 {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--space-6);
}

h2 {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-6);
}

h3 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-4);
}

h4 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-2);
}

p {
  margin-bottom: var(--space-4);
}

.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--space-12);
}

.section-tag {
  display: inline-block;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-primary);
  background-color: rgba(0, 87, 184, 0.1);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--border-radius-full);
  margin-bottom: var(--space-2);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Buttons */
.btn {
  display: inline-block;
  font-size: var(--font-size-base);
  font-weight: 500;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--border-radius-md);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-normal);
  border: 2px solid transparent;
  line-height: 1.5;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 300%;
  height: 0;
  background-color: rgba(255, 255, 255, 0.1);
  transition: 0.5s;
  transform: translate(-50%, -50%) rotate(35deg);
}

.btn:hover::after {
  height: 300%;
}

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

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: white;
}

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

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

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

.btn-accent:hover {
  background-color: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  color: white;
}

.full-width {
  width: 100%;
}

/* Services Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6);
}

/* Header & Navigation */
.top-bar {
  background-color: var(--color-primary);
  padding: var(--space-2) 0;
  color: white;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: calc(var(--z-index-sticky) + 1);
}

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

.top-bar a {
  color: white;
  text-decoration: none;
  font-size: var(--font-size-sm);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.top-bar svg {
  width: 16px;
  height: 16px;
}

header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: var(--z-index-sticky);
  background-color: transparent;
  transition: background-color var(--transition-normal);
  padding: var(--space-4) 0;
}

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

.header-contact {
  display: none;
  margin-right: var(--space-6);
}

.header-contact a {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text);
  font-weight: 500;
}

.header-contact svg {
  color: var(--color-primary);
}

header.scrolled {
  background-color: var(--color-background);
  box-shadow: var(--shadow-md);
  padding: var(--space-2) 0;
}

.logo {
  display: block;
  max-width: 180px;
}

.logo img {
  display: block;
  width: 100%;
}

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

.nav-menu {
  display: flex;
  gap: var(--space-6);
  align-items: center;
}

.nav-menu a:not(.btn) {
  font-weight: 500;
  color: var(--color-text);
  position: relative;
}

header.scrolled .nav-menu a:not(.btn) {
  color: var(--color-text);
}

.nav-menu a:not(.btn)::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -4px;
  left: 0;
  background-color: var(--color-primary);
  transition: width var(--transition-normal);
}

.nav-menu a:not(.btn):hover {
  color: var(--color-primary);
}

.nav-menu a:not(.btn):hover::after {
  width: 100%;
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  cursor: pointer;
  width: 40px;
  height: 40px;
  position: relative;
  z-index: var(--z-index-dropdown);
  border-radius: var(--border-radius-md);
  padding: var(--space-2);
}

.mobile-menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-text);
  margin: 5px 0;
  transition: all var(--transition-normal);
}

/* Mobile Menu Close Button */
.mobile-menu-close {
  position: absolute;
  top: calc(var(--space-8) + var(--space-4));
  right: var(--space-4);
  background: none;
  border: 1px solid var(--color-border);
  cursor: pointer;
  width: 40px;
  height: 40px;
  display: none;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
  z-index: var(--z-index-dropdown);
  border-radius: var(--border-radius-md);
  font-size: var(--font-size-xl);
  padding: 0;
}

@media (max-width: 767px) {
  body {
    padding-top: var(--space-8);
  }

  .top-bar {
    height: var(--space-8);
    display: flex;
    align-items: center;
  }

  header {
    top: var(--space-8);
  }

  .mobile-menu-close {
    display: flex;
  }
  
  .nav-menu.open .mobile-menu-close {
    display: flex;
  }

  .mobile-menu-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    max-width: 300px;
    height: 100vh;
    background-color: var(--color-background);
    flex-direction: column;
    justify-content: flex-start;
    padding: var(--space-8);
    box-shadow: var(--shadow-xl);
    transition: right var(--transition-normal);
    z-index: var(--z-index-fixed);
  }

  .nav-menu.open {
    right: 0;
  }

  .nav-menu a:not(.btn) {
    display: block;
    padding: var(--space-3) var(--space-4);
    width: 100%;
    text-align: left;
    margin: var(--space-1) 0;
  }

  .nav-menu a.btn {
    width: 100%;
    margin: var(--space-1) 0;
  }

  .header-contact {
    display: none !important;
  }

  .desktop-only {
    display: none !important;
  }
}

@media (min-width: 768px) {
  .top-bar {
    display: none;
  }
  
  .header-contact {
    display: flex;
  }

  body {
    padding-top: 0;
  }

  header {
    top: 0;
  }
}

/* Hero Section */
.hero {
  padding-top: calc(var(--space-20) + 80px);
  padding-bottom: var(--space-20);
  background: linear-gradient(135deg, rgba(247, 249, 252, 0.8) 0%, rgba(224, 236, 250, 0.8) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 60%;
  height: 100%;
  background: linear-gradient(135deg, rgba(0, 87, 184, 0.05) 0%, rgba(0, 87, 184, 0.1) 100%);
  clip-path: polygon(20% 0, 100% 0, 100% 100%, 0% 100%);
  z-index: 0;
}

.hero .container {
  display: flex;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-content {
  flex: 1;
  max-width: 600px;
}

.hero-content h1 {
  margin-bottom: var(--space-4);
}

.hero-content p {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-6);
  color: var(--color-text-light);
}

.hero-buttons {
  display: flex;
  gap: var(--space-4);
}

.hero-image {
  flex: 1;
  max-width: 500px;
  margin-left: var(--space-8);
  position: relative;
}

.hero-image img {
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-xl);
}

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

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-6);
}

.service-card {
  background-color: var(--color-background);
  border-radius: var(--border-radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  height: 100%;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background-color: var(--color-primary);
  transition: height var(--transition-normal);
  z-index: -1;
}

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

.service-card:hover::before {
  height: 100%;
  opacity: 0.05;
}

.service-icon {
  width: 64px;
  height: 64px;
  background-color: rgba(0, 87, 184, 0.1);
  border-radius: var(--border-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  color: var(--color-primary);
}

.service-card h3 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-2);
}

.service-card p {
  color: var(--color-text-light);
  margin-bottom: var(--space-4);
  flex-grow: 1;
}

.service-card a {
  display: inline-flex;
  align-items: center;
  font-weight: 500;
  color: var(--color-primary);
}

.service-card a svg {
  margin-left: var(--space-1);
  transition: transform var(--transition-normal);
}

.service-card a:hover svg {
  transform: translateX(4px);
}

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

.testimonial-carousel {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}

.testimonial-card {
  background-color: var(--color-background-light);
  border-radius: var(--border-radius-lg);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
  position: relative;
  display: none;
  transition: opacity var(--transition-normal), transform var(--transition-normal);
}

.testimonial-card.active {
  display: block;
  animation: fadeIn 0.5s ease-in-out;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  font-size: 120px;
  line-height: 1;
  color: rgba(0, 87, 184, 0.1);
  font-family: serif;
}

.testimonial-content {
  position: relative;
  z-index: 1;
}

.testimonial-content p {
  font-size: var(--font-size-md);
  line-height: var(--line-height-relaxed);
  color: var(--color-text);
  margin-bottom: var(--space-6);
  font-style: italic;
}

.testimonial-author {
  display: flex;
  flex-direction: column;
}

.testimonial-author h4 {
  margin-bottom: var(--space-1);
  color: var(--color-text);
}

.testimonial-author p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  margin-bottom: 0;
}

.carousel-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: var(--space-8);
  gap: var(--space-4);
}

.prev-btn,
.next-btn {
  background: none;
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-text);
  border: 1px solid var(--color-border);
  transition: all var(--transition-normal);
}

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

.carousel-dots {
  display: flex;
  gap: var(--space-2);
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-border-dark);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.dot.active {
  background-color: var(--color-primary);
  width: 24px;
  border-radius: var(--border-radius-full);
}

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

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: start;
}

.contact-info h2 {
  margin-bottom: var(--space-4);
}

.contact-info p {
  color: var(--color-text-light);
  margin-bottom: var(--space-8);
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
}

.contact-item svg {
  color: var(--color-primary);
  margin-top: var(--space-1);
}

.contact-item h4 {
  margin-bottom: var(--space-1);
}

.contact-form {
  background-color: var(--color-background);
  border-radius: var(--border-radius-lg);
  padding: var(--space-8);
  box-shadow: var(--shadow-lg);
}

.form-group {
  margin-bottom: var(--space-4);
}

.form-group.full-width {
  grid-column: span 2;
}

form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 500;
  margin-bottom: var(--space-2);
  color: var(--color-text);
}

input,
textarea {
  width: 100%;
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  transition: border-color var(--transition-normal);
}

input:focus,
textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(0, 87, 184, 0.2);
}

textarea {
  resize: vertical;
}

/* Footer */
footer {
  background-color: var(--color-text);
  color: white;
  padding: var(--space-16) 0 var(--space-4);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr repeat(4, 1fr);
  gap: var(--space-12);
  margin-bottom: var(--space-16);
}

.footer-logo {
  padding-right: var(--space-8);
}

.footer-logo img {
  max-width: 180px;
  margin-bottom: var(--space-6);
}

.footer-logo p {
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--font-size-md);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-6);
}

.footer-social {
  display: flex;
  gap: var(--space-4);
  margin-top: var(--space-6);
}

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-normal);
}

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

.footer-link-group h4 {
  color: white;
  margin-bottom: var(--space-6);
  font-size: var(--font-size-lg);
  position: relative;
}

.footer-link-group h4::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 30px;
  height: 2px;
  background-color: var(--color-primary);
}

.footer-link-group ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-link-group a {
  color: rgba(255, 255, 255, 0.7);
  transition: all var(--transition-normal);
  font-size: var(--font-size-base);
  display: inline-block;
  position: relative;
}

.footer-link-group a::before {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-primary);
  transition: width var(--transition-normal);
}

.footer-link-group a:hover {
  color: white;
  transform: translateX(5px);
}

.footer-link-group a:hover::before {
  width: 100%;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--space-6);
  text-align: center;
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.5);
}

/* Service Pages Specific Styles */
.service-hero {
  background: linear-gradient(135deg, rgba(247, 249, 252, 0.9) 0%, rgba(224, 236, 250, 0.9) 100%);
}

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

.service-details {
  padding: var(--space-16) 0;
  background-color: var(--color-background-light);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-8);
  margin-top: var(--space-8);
}

.service-feature {
  background-color: var(--color-background);
  padding: var(--space-6);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal);
}

.service-feature:hover {
  transform: translateY(-5px);
}

.service-feature h3 {
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.service-feature p {
  color: var(--color-text-light);
  margin-bottom: 0;
}

/* Responsive adjustments for service pages */
@media (max-width: 768px) {
  .service-hero .container {
    flex-direction: column;
    text-align: center;
  }

  .service-hero .hero-content {
    max-width: 100%;
    margin-bottom: var(--space-8);
  }

  .service-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
}