/**
 * NeuraKore Component Library
 *
 * Reusable components using theme variables
 * All components reference CSS custom properties from theme-variables.css
 */

/* ========================================
   NAVIGATION
   ======================================== */

.nav-minimal {
  position: fixed;
  width: 100%;
  z-index: var(--z-index-fixed);
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: var(--blur-large);
  -webkit-backdrop-filter: var(--blur-large);
  border-bottom: 1px solid var(--border-subtle);
  height: 5rem; /* 80px standard nav height */
  padding: 0 1.5rem; /* Mobile padding */
}

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

.nav-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
}

.nav-logo {
  height: 2rem; /* 32px standard logo height */
  width: auto;
  object-fit: contain;
}

.nav-minimal a {
  color: var(--text-tertiary);
  transition: var(--transition-fast);
  text-decoration: none;
}

.nav-minimal a:hover {
  color: var(--text-primary);
}

/* ========================================
   BUTTONS
   ======================================== */

.btn-primary {
  background: var(--color-white);
  color: var(--color-black);
  padding: 14px 28px;
  border-radius: var(--radius-small);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-base);
  transition: var(--transition-fast);
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  justify-content: center;
}

.btn-primary:hover {
  background: rgba(255, 255, 255, 0.9);
  transform: translateY(-1px);
}

.btn-secondary {
  background: transparent;
  color: var(--text-secondary);
  padding: 14px 28px;
  border-radius: var(--radius-small);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-base);
  transition: var(--transition-fast);
  border: 1px solid var(--border-stronger);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  justify-content: center;
}

.btn-secondary:hover {
  background: var(--glass-strong);
  border-color: var(--border-heavy);
}

/* ========================================
   BADGES
   ======================================== */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--font-size-tiny);
  font-weight: var(--font-weight-medium);
  color: var(--text-secondary);
  background: var(--glass-strong);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-pill);
  padding: 6px 14px;
  transition: var(--transition-fast);
  cursor: pointer;
}

.badge:hover {
  background: var(--glass-stronger);
  border-color: var(--border-accent);
}

.badge i {
  font-size: 9px;
  transition: var(--transition-fast);
}

.badge:hover i {
  transform: translateX(2px);
}

/* ========================================
   CARDS
   ======================================== */

.card-base {
  background: var(--glass-base);
  border-radius: var(--radius-medium);
  border: 1px solid var(--border-subtle);
  transition: var(--transition-base);
}

.card-base:hover {
  background: var(--glass-hover);
  border-color: var(--border-strong);
}

.feature-card {
  background: var(--glass-base);
  border-radius: var(--radius-medium);
  padding: var(--card-padding-medium);
  transition: var(--transition-base);
  border: 1px solid var(--border-subtle);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.feature-card:hover {
  background: var(--glass-hover);
  border-color: var(--border-strong);
  transform: translateY(-4px);
}

/* Ensure links stay at bottom of feature cards */
.feature-card .feature-list {
  flex-grow: 1;
}

.feature-card .feature-link {
  margin-top: auto;
}

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: var(--spacing-md);
  background: var(--accent-blue);
}

.feature-icon i {
  color: var(--color-primary);
}

.feature-title {
  font-size: clamp(1.25rem, 2vw, 1.375rem);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}

.feature-description {
  font-size: var(--font-size-base);
  color: var(--text-muted);
  line-height: var(--line-height-loose);
  margin-bottom: var(--spacing-md);
}

.feature-list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--spacing-md) 0;
}

.feature-list li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: var(--font-size-small);
  color: var(--text-tertiary);
  margin-bottom: 0.75rem;
}

.feature-list li i {
  color: var(--color-primary);
  font-size: 0.75rem;
}

.feature-link {
  color: var(--color-primary);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-small);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: gap 0.2s ease;
}

.feature-link:hover {
  gap: 0.75rem;
}

/* Pricing Cards */
.pricing-card {
  background: var(--glass-base);
  border-radius: var(--radius-large);
  padding: var(--card-padding-medium);
  transition: var(--transition-base);
  border: 1px solid var(--border-subtle);
  height: 100%;
  position: relative;
  display: flex;
  flex-direction: column;
}

.pricing-card:hover {
  background: var(--glass-hover);
  border-color: var(--border-strong);
  transform: translateY(-4px);
}

.pricing-card.featured {
  border: 2px solid var(--color-primary);
  background: rgba(58, 175, 233, 0.05);
}

.pricing-card.featured:hover {
  background: rgba(58, 175, 233, 0.08);
}

/* Ensure button stays at bottom of pricing card */
.pricing-card .feature-list {
  flex-grow: 1;
  margin-bottom: var(--spacing-xl);
}

.pricing-card .btn-primary,
.pricing-card .btn-secondary {
  margin-top: auto;
  width: 100%;
}

.popular-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--color-primary) 0%, #2196F3 100%);
  color: var(--color-white);
  font-size: 12px;
  font-weight: var(--font-weight-semibold);
  padding: 6px 16px;
  border-radius: var(--radius-pill);
}

.price {
  font-size: clamp(2.5rem, 5vw, 3rem);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

/* Trust Badges / Stats Cards */
.stat-card {
  background: var(--glass-base);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-medium);
  padding: var(--spacing-lg);
  text-align: center;
  transition: var(--transition-base);
}

.stat-card:hover {
  background: var(--glass-hover);
  border-color: var(--border-strong);
  transform: translateY(-2px);
}

.stat-number {
  font-size: clamp(2rem, 4vw, 2.5rem);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: var(--font-size-small);
  color: var(--text-muted);
}

.trust-badge {
  background: var(--glass-base);
  border-radius: var(--radius-medium);
  padding: var(--spacing-lg);
  text-align: center;
  border: 1px solid var(--border-subtle);
  transition: var(--transition-base);
}

.trust-badge:hover {
  background: var(--glass-hover);
  border-color: var(--border-strong);
}

.trust-number {
  font-size: clamp(2rem, 4vw, 2.5rem);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.trust-label {
  font-size: var(--font-size-base);
  color: var(--text-subtle);
}

/* FAQ Cards */
.faq-card {
  background: var(--glass-base);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-medium);
  padding: var(--spacing-md);
  transition: var(--transition-base);
}

.faq-card:hover {
  background: var(--glass-hover);
  border-color: var(--border-strong);
}

/* ========================================
   TYPOGRAPHY COMPONENTS
   ======================================== */

.hero-title {
  font-family: var(--font-heading);
  font-size: var(--font-size-hero);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-snug);
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
}

.hero-subtitle {
  font-size: var(--font-size-subtitle);
  line-height: var(--line-height-loose);
  color: var(--text-muted);
  font-weight: var(--font-weight-normal);
  max-width: var(--max-width-subtitle);
  margin-bottom: var(--spacing-xl);
}

.section-header {
  font-family: var(--font-heading);
  font-size: var(--font-size-h1);
  font-weight: var(--font-weight-semibold);
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
  text-align: center;
}

.section-subtitle {
  font-size: var(--font-size-subtitle);
  color: var(--text-muted);
  max-width: var(--max-width-subtitle);
  line-height: var(--line-height-loose);
  margin: 0 auto var(--spacing-xxxl);
  text-align: center;
}

/* ========================================
   FORMS
   ======================================== */

.form-card {
  background: var(--glass-base);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-large);
  padding: var(--card-padding-medium);
  backdrop-filter: var(--blur-medium);
  -webkit-backdrop-filter: var(--blur-medium);
}

.form-label {
  font-size: var(--font-size-small);
  font-weight: var(--font-weight-medium);
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  display: block;
}

.form-input {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-base);
  border-radius: var(--radius-small);
  padding: 0.875rem 1rem;
  font-size: var(--font-size-base);
  color: var(--text-primary);
  transition: var(--transition-fast);
  outline: none;
  width: 100%;
}

.form-input::placeholder {
  color: var(--text-very-subtle);
}

.form-input:focus {
  background: var(--glass-strong);
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--accent-blue);
}

/* ========================================
   SECTIONS
   ======================================== */

.content-section {
  max-width: var(--max-width-content);
  margin: 0 auto;
  padding: 8rem 1.5rem;
}

.cta-section {
  border-top: 1px solid var(--border-subtle);
  padding: 8rem 1.5rem;
}

.cta-content {
  max-width: var(--max-width-cta);
  margin: 0 auto;
  text-align: center;
}

.cta-title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: var(--font-weight-semibold);
  letter-spacing: -0.03em;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.cta-subtitle {
  font-size: var(--font-size-subtitle);
  color: var(--text-muted);
  margin-bottom: var(--spacing-xxl);
  max-width: var(--max-width-subtitle);
  margin-left: auto;
  margin-right: auto;
}

/* ========================================
   FOOTER
   ======================================== */

.footer-minimal {
  background: var(--color-background);
  padding: 4rem 1.5rem 3rem;
  border-top: 1px solid var(--border-subtle);
}

.footer-content {
  max-width: var(--max-width-content);
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap-xlarge);
  margin-bottom: var(--spacing-xxl);
}

.footer-title {
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-tiny);
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

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

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: var(--font-size-base);
  transition: var(--transition-fast);
}

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

.footer-bottom {
  border-top: 1px solid var(--border-subtle);
  padding-top: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  align-items: center;
  color: var(--text-very-subtle);
  font-size: var(--font-size-small);
}

.footer-bottom a {
  color: var(--text-very-subtle);
  transition: var(--transition-fast);
}

.footer-bottom a:hover {
  color: var(--text-tertiary);
}

/* ========================================
   GRID LAYOUTS
   ======================================== */

.cards-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap-medium);
  margin-top: var(--spacing-xxxl);
}

/* Hero Container with Proper Grid */
.hero-container {
  max-width: var(--max-width-content);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
  }
}

/* Button Group Flexbox */
.button-group {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  justify-content: flex-start;
}

@media (min-width: 640px) {
  .button-group {
    flex-direction: row;
  }
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

@media (min-width: 640px) {
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Testimonials Grid */
.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .testimonials-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ========================================
   MOBILE MENU
   ======================================== */

/* Mobile Menu Toggle (Hamburger) */
.mobile-menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  width: 28px;
  height: 28px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  min-width: 44px; /* Accessibility: 44×44px touch target */
  min-height: 44px;
  align-items: center;
  position: relative;
  z-index: 100;
}

.hamburger-line {
  width: 24px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: all 0.3s ease;
  transform-origin: center;
}

/* Hamburger Animation (Open State) */
.mobile-menu-toggle.active .hamburger-line:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.mobile-menu-toggle.active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle.active .hamburger-line:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* Mobile Menu Dropdown */
.mobile-menu {
  display: none;
  flex-direction: column;
  width: 100%;
  background: var(--glass-elevated);
  backdrop-filter: var(--blur-large);
  border-top: 1px solid var(--border-subtle);
  padding: 1rem 0;
  position: absolute;
  top: 100%;
  left: 0;
  animation: slideDown 0.3s ease-out;
  z-index: 90;
}

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

.mobile-menu-link {
  padding: 1rem 1.5rem;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 500;
  transition: var(--transition-fast);
  border-bottom: 1px solid var(--border-subtle);
}

.mobile-menu-link:last-child {
  border-bottom: none;
}

.mobile-menu-link:hover,
.mobile-menu-link:focus {
  background: var(--glass-hover);
  color: var(--text-primary);
}

.mobile-menu-link.btn-mobile {
  margin: 0.5rem 1rem;
  text-align: center;
  background: transparent;
  border: 1px solid var(--border-stronger);
  border-radius: var(--radius-small);
  padding: 0.875rem 1.5rem;
}

/* Hide mobile menu on desktop */
@media (min-width: 768px) {
  .mobile-menu-toggle,
  .mobile-menu {
    display: none !important;
  }
}

/* ========================================
   ANIMATIONS
   ======================================== */

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeIn 0.6s ease-out;
}