/**
 * HEART Premium Mega-Menu v2
 * CSS-only hover activation with panels inside triggers
 * No flickering - panels are children of trigger containers
 */

/* =========================================
   MEGA-MENU CONTAINER
   ========================================= */

.mega-nav {
  display: flex;
  align-items: center;
  gap: 0;
}

/* Unified trigger styling - works for all nav items */
.mega-trigger {
  position: static; /* Panel is positioned relative to nav, not trigger */
}

.mega-trigger > a,
.mega-trigger > span {
  display: flex;
  align-items: center;
  padding: 10px 14px;
  color: var(--fg);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: color 0.3s ease-out;
  white-space: nowrap;
  text-decoration: none;
  position: relative;
}

/* Underline effect ONLY on direct nav triggers (not cards!) */
.mega-trigger > a::after,
.mega-trigger > span::after {
  content: '';
  position: absolute;
  bottom: 6px;
  left: 14px;
  right: 14px;
  height: 2px;
  background: var(--trigger-accent, var(--indigo));
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.mega-trigger:hover > a::after,
.mega-trigger:hover > span::after {
  transform: scaleX(1);
}

.mega-trigger:hover > a,
.mega-trigger:hover > span {
  color: var(--trigger-accent, var(--indigo));
}

/* Different accent colors for each nav trigger */
.mega-trigger:nth-child(1) {
  --trigger-accent: var(--purple);
}
.mega-trigger:nth-child(2) {
  --trigger-accent: var(--violet);
}
.mega-trigger:nth-child(3) {
  --trigger-accent: var(--teal);
}
.mega-trigger:nth-child(4) {
  --trigger-accent: var(--blue);
}
.mega-trigger:nth-child(5) {
  --trigger-accent: var(--pink);
}
.mega-trigger:nth-child(6) {
  --trigger-accent: var(--amber);
}
.mega-trigger:nth-child(7) {
  --trigger-accent: var(--red);
}

/* =========================================
   MEGA PANEL - Now inside trigger container
   ========================================= */

.mega-panel {
  position: fixed;
  top: 60px;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px) saturate(1.3);
  -webkit-backdrop-filter: blur(20px) saturate(1.3);
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
  z-index: 1000;

  /* Hidden by default */
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.3s;
}

/* Dark mode */
[data-theme='dark'] .mega-panel,
.dark .mega-panel {
  background: rgba(17, 17, 27, 0.98);
}

/* CSS-only hover activation - the magic! */
.mega-trigger:hover .mega-panel {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

/* Invisible bridge from trigger to panel */
.mega-trigger::before {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  height: 20px;
  background: transparent;
}

.mega-panel-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px 24px;
  display: grid;
  gap: 24px;
}

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

.mega-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}

.mega-card {
  display: flex;
  flex-direction: column;
  /* No align-items: center - let children control their own alignment */
  text-align: center;
  padding: 20px 14px;
  background: var(--bg);
  border: 1px solid var(--ring);
  border-radius: var(--radius-xl);
  text-decoration: none;
  color: var(--fg);
  overflow: hidden;
  min-width: 0;

  /* Animation initial state */
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.35s cubic-bezier(0.4, 0, 0.2, 1),
    transform 0.35s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.3s ease-out,
    border-color 0.3s ease-out;
  will-change: transform, opacity;
}

/* IMPORTANT: Remove underline from mega-cards - they are links but not nav triggers */
.mega-card::after {
  display: none !important;
}

/* Staggered entrance animation */
.mega-trigger:hover .mega-card {
  opacity: 1;
  transform: translateY(0);
}

.mega-trigger:hover .mega-card:nth-child(1) {
  transition-delay: 0ms;
}
.mega-trigger:hover .mega-card:nth-child(2) {
  transition-delay: 30ms;
}
.mega-trigger:hover .mega-card:nth-child(3) {
  transition-delay: 60ms;
}
.mega-trigger:hover .mega-card:nth-child(4) {
  transition-delay: 90ms;
}
.mega-trigger:hover .mega-card:nth-child(5) {
  transition-delay: 120ms;
}
.mega-trigger:hover .mega-card:nth-child(6) {
  transition-delay: 150ms;
}

/* Hover effect with accent glow - NO underline! */
.mega-card:hover {
  transform: translateY(-4px) !important;
  border-color: var(--card-accent, var(--indigo));
  box-shadow: 0 8px 32px
    color-mix(in srgb, var(--card-accent, var(--indigo)) 20%, transparent);
}

.mega-card:hover .mega-card-icon {
  transform: scale(1.08);
  background: var(--card-accent, var(--indigo));
  color: white;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Card icon */
.mega-card-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  align-self: center; /* Center the icon horizontally */
  border-radius: var(--radius-lg);
  background: color-mix(
    in srgb,
    var(--card-accent, var(--indigo)) 12%,
    transparent
  );
  color: var(--card-accent, var(--indigo));
  font-size: 22px;
  margin-bottom: 10px;
  transition: all 0.3s ease;
  flex-shrink: 0;
}

.mega-card-icon svg {
  width: 24px;
  height: 24px;
}

.mega-card-title {
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 4px;
  width: 100%;
  white-space: normal;
  word-break: break-word;
}

.mega-card-desc {
  font-size: 11px;
  color: var(--fg-muted);
  line-height: 1.5;
  width: 100%;
  white-space: normal;
  word-break: break-word;
}

/* Accent color variants */
.mega-card[data-accent='violet'] {
  --card-accent: var(--violet);
}
.mega-card[data-accent='blue'] {
  --card-accent: var(--blue);
}
.mega-card[data-accent='teal'] {
  --card-accent: var(--teal);
}
.mega-card[data-accent='red'] {
  --card-accent: var(--red);
}
.mega-card[data-accent='indigo'] {
  --card-accent: var(--indigo);
}
.mega-card[data-accent='purple'] {
  --card-accent: var(--purple);
}
.mega-card[data-accent='green'] {
  --card-accent: var(--green);
}
.mega-card[data-accent='amber'] {
  --card-accent: var(--amber);
}
.mega-card[data-accent='pink'] {
  --card-accent: var(--pink);
}

/* =========================================
   SPLIT LAYOUT (Cards + Sidebar)
   ========================================= */

.mega-split {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 32px;
}

.mega-sidebar {
  background: var(--bg);
  border: 1px solid var(--ring);
  border-radius: var(--radius-xl);
  padding: 20px;

  /* Animation */
  opacity: 0;
  transform: translateX(20px);
  transition: all 0.4s ease 0.15s;
}

.mega-trigger:hover .mega-sidebar {
  opacity: 1;
  transform: translateX(0);
}

.mega-sidebar-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--fg-muted);
  margin-bottom: 16px;
}

.mega-sidebar-title::before {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--red);
  border-radius: 50%;
  animation: pulse 1.5s infinite;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.5;
    transform: scale(1.2);
  }
}

/* Need cards in sidebar */
.mega-need {
  display: block;
  padding: 12px;
  background: rgba(99, 102, 241, 0.06);
  border-radius: var(--radius-md);
  margin-bottom: 8px;
  text-decoration: none;
  color: var(--fg);
  transition: all 0.2s ease;
  border-left: 3px solid transparent;
}

.mega-need:hover {
  background: rgba(99, 102, 241, 0.12);
  border-left-color: var(--indigo);
  transform: translateX(4px);
}

.mega-need-title {
  font-weight: 600;
  font-size: 13px;
  margin-bottom: 4px;
}

.mega-need-urgency {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 10px;
  display: inline-block;
}

.mega-need-urgency.urgent {
  background: rgba(239, 68, 68, 0.15);
  color: #ef4444;
}

.mega-need-urgency.high {
  background: rgba(245, 158, 11, 0.15);
  color: #f59e0b;
}

.mega-need-urgency.medium {
  background: rgba(59, 130, 246, 0.15);
  color: #3b82f6;
}

.mega-sidebar-link {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-top: 12px;
  padding: 10px;
  background: var(--indigo);
  color: white;
  border-radius: var(--radius-md);
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  transition: all 0.2s ease;
}

.mega-sidebar-link:hover {
  background: var(--purple);
  transform: translateY(-2px);
  color: white;
}

/* Stats bar */
.mega-stats {
  display: flex;
  gap: 24px;
  padding: 16px 0;
  margin-top: 16px;
  border-top: 1px solid var(--ring);
}

.mega-stat {
  text-align: center;
  flex: 1;
}

.mega-stat-value {
  font-size: 20px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--indigo), var(--purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.mega-stat-label {
  font-size: 11px;
  color: var(--fg-muted);
}

/* =========================================
   HOME PANEL - Brand Feature
   ========================================= */

.mega-home-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
}

.mega-brand-feature {
  flex: 1;
  text-align: center;
  padding: 24px;
}

.mega-brand-logo {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 900;
  background: var(--rainbow-gradient-cold);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 12px;
}

.mega-brand-tagline {
  font-size: 1.1rem;
  color: var(--fg-muted);
  animation: fadeInUp 0.5s ease forwards;
}

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

.mega-quick-links {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 24px;
}

.mega-quick-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: var(--bg);
  border: 1px solid var(--ring);
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 600;
  color: var(--fg);
  text-decoration: none;
  transition: all 0.2s ease;
}

.mega-quick-link:hover {
  border-color: var(--indigo);
  color: var(--indigo);
  transform: translateY(-2px);
}

/* Remove underline from quick links */
.mega-quick-link::after {
  display: none !important;
}

.mega-quick-link svg {
  width: 16px;
  height: 16px;
}

/* =========================================
   BLOG POSTS GRID
   ========================================= */

.mega-posts {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.mega-post {
  display: flex;
  flex-direction: column;
  background: var(--bg);
  border: 1px solid var(--ring);
  border-radius: var(--radius-lg);
  overflow: hidden;
  text-decoration: none;
  color: var(--fg);
  transition: all 0.3s ease;

  /* Animation */
  opacity: 0;
  transform: translateY(10px);
}

.mega-trigger:hover .mega-post {
  opacity: 1;
  transform: translateY(0);
}

.mega-trigger:hover .mega-post:nth-child(1) {
  transition-delay: 0ms;
}
.mega-trigger:hover .mega-post:nth-child(2) {
  transition-delay: 40ms;
}
.mega-trigger:hover .mega-post:nth-child(3) {
  transition-delay: 80ms;
}
.mega-trigger:hover .mega-post:nth-child(4) {
  transition-delay: 120ms;
}

.mega-post:hover {
  transform: translateY(-4px) !important;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.1);
  border-color: var(--indigo);
}

.mega-post-image {
  height: 100px;
  background: linear-gradient(135deg, var(--indigo), var(--purple));
  position: relative;
  overflow: hidden;
}

.mega-post-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.mega-post:hover .mega-post-image img {
  transform: scale(1.05);
}

.mega-post-content {
  padding: 14px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.mega-post-title {
  font-weight: 600;
  font-size: 13px;
  line-height: 1.4;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.mega-post-meta {
  font-size: 11px;
  color: var(--fg-muted);
  margin-top: auto;
}

/* See all posts card */
.mega-post.see-all {
  background: linear-gradient(
    135deg,
    rgba(99, 102, 241, 0.1),
    rgba(168, 85, 247, 0.1)
  );
  border-color: rgba(99, 102, 241, 0.2);
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 24px;
  min-height: 180px;
}

.mega-post.see-all:hover {
  background: linear-gradient(
    135deg,
    rgba(99, 102, 241, 0.15),
    rgba(168, 85, 247, 0.15)
  );
}

.mega-post.see-all .mega-card-icon {
  margin-bottom: 12px;
}

/* =========================================
   TEAM PREVIEW
   ========================================= */

.mega-team {
  display: flex;
  gap: 12px;
}

.mega-team-member {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 14px;
  background: var(--bg);
  border: 1px solid var(--ring);
  border-radius: var(--radius-lg);
  text-decoration: none;
  color: var(--fg);
  transition: all 0.3s ease;
  flex: 1;

  opacity: 0;
  transform: translateY(10px);
}

.mega-trigger:hover .mega-team-member {
  opacity: 1;
  transform: translateY(0);
}

.mega-trigger:hover .mega-team-member:nth-child(1) {
  transition-delay: 80ms;
}
.mega-trigger:hover .mega-team-member:nth-child(2) {
  transition-delay: 120ms;
}
.mega-trigger:hover .mega-team-member:nth-child(3) {
  transition-delay: 160ms;
}

.mega-team-member:hover {
  transform: translateY(-4px) !important;
  border-color: var(--indigo);
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.15);
}

.mega-team-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--indigo), var(--violet));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 18px;
  margin-bottom: 8px;
  overflow: hidden;
}

.mega-team-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.mega-team-name {
  font-weight: 600;
  font-size: 13px;
}

.mega-team-role {
  font-size: 11px;
  color: var(--fg-muted);
}

/* =========================================
   SECTION HEADERS
   ========================================= */

.mega-section-header {
  margin-bottom: 16px;
}

.mega-section-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--fg-muted);
}

/* =========================================
   OVERLAY (optional, for dimming background)
   ========================================= */

.mega-overlay {
  display: none; /* Disabled - not needed with CSS hover */
}

/* =========================================
   MOBILE STYLES
   ========================================= */

@media (max-width: 1024px) {
  .mega-split {
    grid-template-columns: 1fr;
  }

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

  .mega-home-content {
    flex-direction: column;
    gap: 24px;
  }
}

@media (max-width: 960px) {
  /* Hide desktop mega-menu completely on mobile/tablet */
  .desktop-nav {
    display: none !important;
  }

  .mega-nav,
  .mega-trigger,
  .mega-panel {
    display: none !important;
  }

  /* Mobile accordion styles */
  .mobile-mega-section {
    border-bottom: 1px solid var(--ring);
  }

  .mobile-mega-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 16px 20px;
    background: none;
    border: none;
    color: var(--fg);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    text-align: left;
  }

  .mobile-mega-toggle svg,
  .mobile-mega-toggle i {
    width: 20px;
    height: 20px;
    transition: transform 0.3s ease;
    flex-shrink: 0;
  }

  .mobile-mega-section.open .mobile-mega-toggle svg,
  .mobile-mega-section.open .mobile-mega-toggle i {
    transform: rotate(180deg);
  }

  /* Accordion content - SIMPLE display approach */
  .mobile-mega-content {
    display: none;
    padding: 0 20px 16px 36px;
    background: rgba(0, 0, 0, 0.02);
  }

  /* When section has .open class, show content */
  .mobile-mega-section.open > .mobile-mega-content {
    display: block;
  }

  .mobile-mega-content a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    color: var(--fg);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: background 0.2s;
    font-size: 14px;
  }

  .mobile-mega-content a:hover {
    background: rgba(99, 102, 241, 0.1);
    color: var(--indigo);
  }

  .mobile-mega-content svg,
  .mobile-mega-content i {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    opacity: 0.7;
  }
}

/* =========================================
   ACCESSIBILITY: Reduced Motion
   ========================================= */

@media (prefers-reduced-motion: reduce) {
  .mega-panel,
  .mega-card,
  .mega-sidebar,
  .mega-post,
  .mega-team-member {
    transition: none;
  }

  .mega-trigger:hover .mega-card,
  .mega-trigger:hover .mega-post,
  .mega-trigger:hover .mega-team-member {
    transition-delay: 0ms !important;
  }

  @keyframes pulse {
    0%,
    100% {
      opacity: 1;
    }
  }
}