/* ========================================
   LAYOUT - Structure & Grid
   ========================================
   Page structure, header, footer, sections.
   Uses tokens for all values.
   ======================================== */

/* ----------------------------------------
   CONTAINER
   ---------------------------------------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
}

.container--narrow,
.container-narrow {
  max-width: var(--max-width-narrow);
}

.container--wide {
  max-width: var(--max-width-wide);
}

/* ----------------------------------------
   HEADER
   ---------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background-color: var(--color-white);
  box-shadow: var(--shadow-md);
  height: var(--header-height-mobile);
}

@media (min-width: 992px) {
  .site-header {
    height: var(--header-height);
  }
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-width-wide);
  margin: 0 auto;
  padding: 0 var(--space-4);
}

/* Logo */
.logo a {
  display: flex;
  align-items: center;
}

.logo img {
  height: 40px;
  width: auto;
}

@media (min-width: 992px) {
  .logo img {
    height: 50px;
  }
}

/* ----------------------------------------
   DESKTOP NAVIGATION
   ---------------------------------------- */
.main-nav {
  display: none;
}

@media (min-width: 992px) {
  .main-nav {
    display: flex;
    align-items: center;
  }
}

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

.nav-item {
  position: relative;
}

.nav-item > a {
  display: block;
  padding: var(--space-2) 0;
  font-family: var(--font-family-heading);
  font-weight: var(--font-semibold);
  font-size: var(--text-sm);
  color: var(--color-black);
  transition: color var(--transition-fast);
}

.nav-item > a:hover {
  color: var(--color-brand-primary);
}

/* Dropdown */
.nav-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  background-color: var(--color-white);
  box-shadow: var(--shadow-lg);
  border-radius: var(--radius-md);
  padding: var(--space-2) 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-fast);
  z-index: var(--z-dropdown);
}

.nav-item.has-dropdown:hover .nav-dropdown,
.nav-item.has-dropdown:focus-within .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-dropdown li a {
  display: block;
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-gray-700);
  transition: all var(--transition-fast);
}

.nav-dropdown li a:hover {
  background-color: var(--color-gray-50);
  color: var(--color-brand-primary);
}

/* Header CTAs */
.header-cta {
  display: none;
  align-items: center;
  gap: var(--space-3);
}

@media (min-width: 992px) {
  .header-cta {
    display: flex;
  }
}

/* ----------------------------------------
   MOBILE NAVIGATION
   ---------------------------------------- */
.mobile-menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  padding: 4px;
  z-index: calc(var(--z-overlay) + 10);
  position: relative;
}

.mobile-menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-black);
  transition: all var(--transition-fast);
}

@media (min-width: 992px) {
  .mobile-menu-toggle {
    display: none;
  }
}

/* Mobile menu toggle animation when open */
.mobile-menu-toggle.is-active span:nth-child(1),
.mobile-menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.is-active span:nth-child(2),
.mobile-menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle.is-active span:nth-child(3),
.mobile-menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Overlay */
.mobile-menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  z-index: var(--z-overlay);
}

.mobile-menu-overlay.is-active,
.mobile-menu-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* Mobile Menu Panel */
.mobile-menu {
  position: fixed;
  top: 0;
  right: 0;
  width: 300px;
  max-width: 85vw;
  height: 100%;
  background-color: var(--color-white);
  padding: var(--space-16) var(--space-6) var(--space-6);
  transform: translateX(100%);
  transition: transform var(--transition-base);
  z-index: var(--z-overlay);
  overflow-y: auto;
}

.mobile-menu.is-active,
.mobile-menu.active {
  transform: translateX(0);
}

@media (min-width: 992px) {
  .mobile-menu,
  .mobile-menu-overlay {
    display: none !important;
  }
}

.mobile-nav-list {
  margin-bottom: var(--space-6);
}

.mobile-nav-list > li {
  border-bottom: 1px solid var(--color-gray-100);
}

.mobile-nav-list > li > a,
.mobile-submenu-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-4) 0;
  font-family: var(--font-family-heading);
  font-weight: var(--font-semibold);
  font-size: var(--text-base);
  color: var(--color-black);
  text-align: left;
}

.mobile-submenu {
  display: none;
  padding-bottom: var(--space-4);
}

.mobile-submenu.is-active,
.mobile-submenu.open {
  display: block;
}

.mobile-submenu li a {
  display: block;
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-gray-700);
}

.mobile-submenu li a:hover {
  color: var(--color-brand-primary);
}

.mobile-cta {
  display: block;
  width: 100%;
  margin-bottom: var(--space-3);
  text-align: center;
}

/* ----------------------------------------
   SECTIONS
   ---------------------------------------- */
section {
  padding: var(--space-12) 0;
}

@media (min-width: 768px) {
  section {
    padding: var(--space-16) 0;
  }
}

.section--dark,
.bg-dark {
  background-color: var(--color-gray-900);
  color: var(--color-white);
}

.section--light,
.bg-muted {
  background-color: var(--color-gray-50);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-10);
}

.section-title {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-4);
}

@media (min-width: 768px) {
  .section-title {
    font-size: var(--text-3xl);
  }
}

.section-subtitle {
  font-size: var(--text-lg);
  color: var(--color-gray-500);
  max-width: 600px;
  margin: 0 auto;
}

/* ----------------------------------------
   GRID LAYOUTS
   ---------------------------------------- */
.grid {
  display: grid;
  gap: var(--space-6);
}

.grid--2 {
  grid-template-columns: 1fr;
}

.grid--3,
.services-grid {
  grid-template-columns: 1fr;
}

.grid--4 {
  grid-template-columns: repeat(2, 1fr);
}

@media (min-width: 768px) {
  .grid--2 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid--3,
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 992px) {
  .grid--3,
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .grid--4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Feature Grid */
.feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 992px) {
  .feature-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ----------------------------------------
   FOOTER
   ---------------------------------------- */
.site-footer {
  background-color: var(--color-black);
  color: var(--color-gray-100);
  padding: var(--space-12) 0 var(--space-6);
}

.footer-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-4) var(--space-8);
}

@media (min-width: 768px) {
  .footer-container {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 992px) {
  .footer-container {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}

.footer-brand img {
  height: 40px;
  margin-bottom: var(--space-4);
}

.footer-tagline {
  color: var(--color-gray-300);
  font-size: var(--text-sm);
}

.footer-col h3 {
  font-size: var(--text-sm);
  font-weight: var(--font-bold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-white);
  margin-bottom: var(--space-4);
}

.footer-col ul li {
  margin-bottom: var(--space-2);
}

.footer-col a {
  color: var(--color-gray-300);
  font-size: var(--text-sm);
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: var(--color-white);
}

.footer-col p {
  color: var(--color-gray-300);
  font-size: var(--text-sm);
  margin-bottom: var(--space-2);
}

.footer-service-area {
  text-align: center;
  padding: var(--space-4) 0;
  border-top: 1px solid var(--color-gray-900);
  border-bottom: 1px solid var(--color-gray-900);
}

.footer-service-area p {
  color: var(--color-gray-300);
  font-size: var(--text-sm);
  margin: 0;
}

.footer-legal {
  padding-top: var(--space-6);
  text-align: center;
}

.footer-legal p {
  font-size: var(--text-xs);
  color: var(--color-gray-500);
  margin: 0;
}

.footer-legal a {
  color: var(--color-gray-500);
}

.footer-legal a:hover {
  color: var(--color-white);
}

/* ----------------------------------------
   SPLIT CONTENT LAYOUT
   ---------------------------------------- */
.split-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  align-items: center;
}

@media (min-width: 768px) {
  .split-content {
    grid-template-columns: 1fr 1fr;
  }

  .split-content.reverse .content {
    order: 2;
  }

  .split-content.reverse .image {
    order: 1;
  }
}

.split-content .image img {
  width: 100%;
  border-radius: var(--radius-lg);
}

.split-content .content h2 {
  margin-bottom: var(--space-4);
}

.split-content .content p {
  margin-bottom: var(--space-4);
  color: var(--color-gray-700);
}

.split-content .content ul {
  margin-bottom: var(--space-6);
}

.split-content .content ul li {
  padding: var(--space-2) 0;
  padding-left: var(--space-6);
  position: relative;
}

.split-content .content ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 8px;
  height: 8px;
  background-color: var(--color-brand-primary);
  border-radius: 50%;
}