/*
 * Lumzea Reusable Component Library
 */

/* Header / Navbar */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  transition: background-color var(--transition-normal), border-bottom var(--transition-normal), backdrop-filter var(--transition-normal);
  border-bottom: 1px solid transparent;
}

header.scrolled {
  background-color: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-text {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.5rem;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  position: relative;
}

.nav-link:hover, .nav-link.active {
  color: var(--text-primary);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--gradient-indigo-purple);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition-fast);
}

.nav-link:hover::after, .nav-link.active::after {
  transform: scaleX(1);
  transform-origin: left;
}

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

/* Hamburger Trigger */
.menu-trigger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 18px;
  background: none;
  border: none;
  z-index: 101;
}

.menu-trigger span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--text-primary);
  transition: transform var(--transition-normal), opacity var(--transition-normal);
}

/* Mobile Side Navigation Drawer */
.mobile-nav {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  height: 100vh;
  background-color: var(--bg-primary);
  z-index: 99;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 2rem;
  transition: right 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.mobile-nav .nav-link {
  font-size: 1.5rem;
}

@media (max-width: 1024px) {
  .nav-menu {
    display: none;
  }
  .menu-trigger {
    display: flex;
  }
  
  .menu-trigger.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  .menu-trigger.active span:nth-child(2) {
    opacity: 0;
  }
  .menu-trigger.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }
}

/* Theme Switcher Toggle Button */
.theme-toggle-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.theme-toggle-btn:hover {
  border-color: var(--border-hover);
  background-color: var(--bg-tertiary);
}

.theme-toggle-btn svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.theme-toggle-btn .sun-icon {
  display: none;
}

[data-theme="light"] .theme-toggle-btn .sun-icon {
  display: block;
}

[data-theme="light"] .theme-toggle-btn .moon-icon {
  display: none;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
  gap: 0.5rem;
}

.btn-primary {
  background: var(--gradient-indigo-purple);
  color: #ffffff;
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.3);
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transform: translateX(-100%);
  transition: transform 0.6s ease;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(99, 102, 241, 0.5);
}

.btn-primary:hover::before {
  transform: translateX(100%);
}

.btn-secondary {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  border-color: var(--border-hover);
  background-color: var(--bg-tertiary);
  transform: translateY(-2px);
}

.btn-cyan {
  background: var(--gradient-blue-cyan);
  color: #ffffff;
  box-shadow: 0 4px 20px rgba(6, 182, 212, 0.3);
}

.btn-cyan:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(6, 182, 212, 0.5);
}

/* Glassmorphic & Modern Cards */
.glass-card {
  background-color: var(--glass-bg);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  transition: border-color var(--transition-normal), transform var(--transition-normal), box-shadow var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.glass-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-5px);
  box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.7);
}

/* Glow border hover effect container */
.glow-card {
  position: relative;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  transition: all var(--transition-normal);
}

.glow-card::after {
  content: '';
  position: absolute;
  inset: -1px;
  background: var(--gradient-indigo-purple);
  border-radius: var(--radius-lg);
  z-index: -1;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.glow-card:hover {
  transform: translateY(-5px);
  background-color: var(--bg-tertiary);
}

.glow-card:hover::after {
  opacity: 1;
}

/* UI Tags / Badges */
.tag {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-full);
  background-color: rgba(99, 102, 241, 0.1);
  color: var(--color-indigo);
  border: 1px solid rgba(99, 102, 241, 0.2);
}

.tag-cyan {
  background-color: rgba(6, 182, 212, 0.1);
  color: var(--color-cyan);
  border: 1px solid rgba(6, 182, 212, 0.2);
}

/* Footer structure */
footer {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 5rem 0 2rem 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 3rem;
  margin-bottom: 4rem;
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.footer-links h4 {
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
}

.footer-links ul li {
  margin-bottom: 0.75rem;
}

.footer-links ul li a {
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.footer-links ul li a:hover {
  color: var(--text-primary);
}

/* Newsletter Input Form */
.newsletter-form {
  display: flex;
  gap: 0.5rem;
  margin-top: 1rem;
}

.newsletter-input {
  flex: 1;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  color: var(--text-primary);
  outline: none;
  font-size: 0.9rem;
  transition: border-color var(--transition-fast);
}

.newsletter-input:focus {
  border-color: var(--color-indigo);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 0.9rem;
}

@media (max-width: 640px) {
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}

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

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.social-link:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.social-link svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

/* Back To Top Button */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 45px;
  height: 45px;
  border-radius: var(--radius-full);
  background-color: var(--color-indigo);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 20px rgba(99, 102, 241, 0.3);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
  z-index: 99;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  transform: translateY(-3px);
  background-color: var(--color-purple);
  box-shadow: 0 12px 25px rgba(139, 92, 246, 0.4);
}

.back-to-top svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  stroke-width: 2.5;
  fill: none;
}

/* Accordion Component */
.accordion {
  border-top: 1px solid var(--border-color);
}

.accordion-item {
  border-bottom: 1px solid var(--border-color);
}

.accordion-trigger {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 0;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.125rem;
  color: var(--text-primary);
  text-align: left;
}

.accordion-trigger svg {
  width: 20px;
  height: 20px;
  transition: transform var(--transition-normal);
  stroke: var(--text-secondary);
}

.accordion-trigger.active svg {
  transform: rotate(180deg);
  stroke: var(--text-primary);
}

.accordion-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal) ease-out;
}

.accordion-content {
  padding-bottom: 1.5rem;
  color: var(--text-secondary);
}

/* Cookie Consent Banner */
.cookie-banner {
  position: fixed;
  bottom: 24px;
  left: 24px;
  right: 24px;
  max-width: 600px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  box-shadow: var(--glass-shadow);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transform: translateY(150%);
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

@media (min-width: 768px) {
  .cookie-banner {
    left: 40px;
    right: auto;
  }
}

.cookie-banner.visible {
  transform: translateY(0);
}

.cookie-actions {
  display: flex;
  gap: 1rem;
}

/* Forms CSS */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.form-control {
  width: 100%;
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.875rem 1rem;
  font-size: 0.95rem;
  color: var(--text-primary);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
  border-color: var(--color-indigo);
  box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.1);
}

.form-error {
  font-size: 0.8rem;
  color: #ef4444;
  margin-top: 0.25rem;
  display: none;
}

.form-control.invalid {
  border-color: #ef4444;
}

.form-control.invalid + .form-error {
  display: block;
}

/* Modern Careers Modal Form */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(6, 6, 12, 0.85);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
  padding: 1.5rem;
}

.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.modal-container {
  width: 100%;
  max-width: 600px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--glass-shadow);
  position: relative;
  transform: translateY(30px);
  transition: transform var(--transition-normal);
  max-height: 90vh;
  overflow-y: auto;
}

.modal-overlay.open .modal-container {
  transform: translateY(0);
}

.modal-close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.modal-close-btn:hover {
  color: var(--text-primary);
}

.modal-close-btn svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
}