/* ==========================================================================
   COMPONENT STYLES (LIGHT STRIPE & APPLE EXECUTIVE)
   ========================================================================== */

/* 1. Header & Multi-Page Navigation */
.site-header {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  height: var(--pk-header-height);
  z-index: 1000;
  background: #ffffff;
  border-bottom: 1px solid var(--pk-border);
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.02);
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
  will-change: transform;
  transform: translateZ(0);
}

.site-header.scrolled {
  box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.06);
}

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

.brand-logo-link {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.brand-logo-img {
  height: 44px;
  width: auto;
  object-fit: contain;
}

/* Nav Menu with Mega-Menus & Dropdowns */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 0.15rem;
  height: 100%;
}

.nav-item {
  position: relative;
  height: 100%;
  display: flex;
  align-items: center;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.55rem 0.85rem;
  color: var(--pk-text-heading);
  font-weight: 500;
  font-size: 0.925rem;
  border-radius: var(--pk-radius-sm);
  transition: all 0.2s ease;
  text-decoration: none;
}

.nav-link:hover, .nav-item:hover > .nav-link {
  color: var(--pk-primary);
  background: var(--pk-bg-subtle);
}

.nav-link.active {
  color: var(--pk-primary);
  font-weight: 600;
  background: var(--pk-cyan-soft);
}

.nav-arrow {
  width: 10px;
  height: 10px;
  opacity: 0.6;
  transition: transform 0.2s ease;
}

.nav-item:hover .nav-arrow {
  transform: rotate(180deg);
}

/* Dropdown Menu - Clean, Fast, High-Trust Corporate */
.nav-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  background: #ffffff;
  border: 1px solid #cbd5e1;
  border-radius: 14px;
  box-shadow: 0 18px 40px -6px rgba(11, 27, 61, 0.16), 0 6px 16px rgba(0, 0, 0, 0.05);
  padding: 1.15rem 1.25rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity 0.22s cubic-bezier(0.16, 1, 0.3, 1), transform 0.22s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.22s;
  pointer-events: none;
  z-index: 1200;
  min-width: 320px;
  max-height: calc(100vh - 85px);
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-color: #cbd5e1 transparent;
}

.nav-dropdown::-webkit-scrollbar {
  width: 6px;
}

.nav-dropdown::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 6px;
}

/* Seamless generous mouse bridge between nav-link and dropdown */
.nav-dropdown::before {
  content: '';
  position: absolute;
  top: -36px;
  left: -120px;
  right: -120px;
  height: 42px;
  background: transparent;
  pointer-events: auto;
  z-index: 100;
}

.nav-item:hover > .nav-dropdown,
.nav-item.is-open > .nav-dropdown,
.nav-dropdown:hover {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.nav-item.is-open .nav-arrow,
.nav-item:hover .nav-arrow {
  transform: rotate(180deg);
}

/* 4-Column Horizontal Layout for Services (Compact Height: ~230px) */
.nav-dropdown-4col {
  min-width: 980px;
  max-width: calc(100vw - 32px);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.15rem;
  left: -80px;
}

/* 3-Column Horizontal Layout for Software Products (Compact Height: ~225px) */
.nav-dropdown-3col {
  min-width: 820px;
  max-width: calc(100vw - 32px);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.15rem;
  left: -140px;
}

.dropdown-col-title {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #0b1b3d;
  padding-bottom: 0.4rem;
  margin-bottom: 0.45rem;
  border-bottom: 2px solid #e2e8f0;
}

.dropdown-list {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.dropdown-link {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  padding: 0.5rem 0.65rem;
  border-radius: 8px;
  text-decoration: none;
  transition: all 0.16s cubic-bezier(0.16, 1, 0.3, 1);
  border: 1px solid transparent;
  position: relative;
}

.dropdown-link:hover {
  background: #f0f7ff;
  border-color: #bfdbfe;
  transform: translateX(3px);
  box-shadow: 0 2px 8px rgba(0, 82, 204, 0.08);
}

.dropdown-link.active {
  background: #eef4ff;
  border-color: #93c5fd;
  border-left: 3px solid #0052cc;
}

.dropdown-icon {
  width: 30px;
  height: 30px;
  border-radius: 7px;
  background: #eef4ff;
  color: #0052cc;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 0.75rem;
  font-weight: 700;
  transition: all 0.16s ease;
}

.dropdown-link:hover .dropdown-icon,
.dropdown-link.active .dropdown-icon {
  background: #0052cc;
  color: #ffffff;
  transform: scale(1.06);
  box-shadow: 0 3px 8px rgba(0, 82, 204, 0.25);
}

.dropdown-title {
  font-weight: 600;
  font-size: 0.865rem;
  color: #0b1b3d;
  line-height: 1.28;
  transition: color 0.15s ease;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-wrap: wrap;
}

.dropdown-link:hover .dropdown-title,
.dropdown-link.active .dropdown-title {
  color: #0052cc;
}

.dropdown-desc {
  font-size: 0.74rem;
  color: #64748b;
  line-height: 1.32;
  margin-top: 0.12rem;
}

/* Badges */
.nav-badge {
  font-size: 0.64rem;
  font-weight: 700;
  padding: 0.12rem 0.45rem;
  border-radius: 9999px;
  display: inline-block;
  line-height: 1.2;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.badge-prod {
  background: #ecfdf5;
  color: #059669;
  border: 1px solid #a7f3d0;
}

.badge-dev {
  background: #eff6ff;
  color: #0052cc;
  border: 1px solid #bfdbfe;
}

.badge-beta {
  background: #fffbeb;
  color: #d97706;
  border: 1px solid #fde68a;
}

.badge-alpha {
  background: #f5f3ff;
  color: #7c3aed;
  border: 1px solid #ddd6fe;
}

.badge-ent {
  background: #f1f5f9;
  color: #0b1b3d;
  border: 1px solid #cbd5e1;
}


.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.header-phone {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--pk-text-secondary);
  font-size: 0.885rem;
  font-weight: 600;
  text-decoration: none;
}

.header-phone:hover {
  color: var(--pk-primary);
}

.mobile-toggle {
  display: none;
  background: #ffffff;
  border: 1px solid var(--pk-border);
  border-radius: 8px;
  color: var(--pk-text-heading);
  cursor: pointer;
  padding: 0.45rem 0.65rem;
  font-size: 1.25rem;
  line-height: 1;
  transition: all 0.2s ease;
}

.mobile-toggle:hover {
  background: var(--pk-bg-subtle);
  color: var(--pk-primary);
  border-color: var(--pk-primary);
}

/* Mobile Drawer Overlay */
.mobile-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(10, 37, 64, 0.5);
  backdrop-filter: blur(4px);
  z-index: 2100;
  opacity: 0;
  visibility: hidden;
  transition: all 0.25s ease;
}

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

.mobile-drawer {
  position: fixed;
  top: 0;
  right: -380px;
  width: 350px;
  max-width: 88vw;
  height: 100vh;
  height: 100dvh;
  background: #ffffff;
  box-shadow: var(--pk-shadow-xl);
  z-index: 2200;
  padding: 1.5rem;
  overflow-y: auto;
  overscroll-behavior: contain;
  transition: right 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
}

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

.mobile-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--pk-border);
  margin-bottom: 1.25rem;
}

.mobile-nav-group {
  margin-bottom: 1.25rem;
}

.mobile-group-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--pk-text-secondary);
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.mobile-nav-link {
  display: block;
  padding: 0.55rem 0.5rem;
  color: var(--pk-text-heading);
  text-decoration: none;
  font-size: 0.925rem;
  font-weight: 500;
  border-radius: var(--pk-radius-sm);
  transition: all 0.15s ease;
}

.mobile-nav-link:hover, .mobile-nav-link.active {
  background: var(--pk-bg-subtle);
  color: var(--pk-primary);
}

@media (max-width: 1240px) {
  .header-phone {
    display: none;
  }
}

@media (max-width: 1100px) {
  .nav-menu {
    display: none;
  }
  .mobile-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
  }
}

/* 2. Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.4rem;
  font-family: var(--pk-font-body);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--pk-radius-full);
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  text-decoration: none;
  line-height: 1.25;
}

.btn-primary {
  background: var(--pk-primary);
  color: #ffffff;
  box-shadow: 0 4px 14px var(--pk-primary-glow);
}

.btn-primary:hover {
  background: var(--pk-primary-hover);
  color: #ffffff;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0, 102, 255, 0.28);
}

.btn-outline {
  background: #ffffff;
  color: var(--pk-text-heading);
  border-color: var(--pk-border);
}

.btn-outline:hover {
  background: var(--pk-bg-subtle);
  border-color: var(--pk-primary);
  color: var(--pk-primary);
  transform: translateY(-1px);
}

.btn-outline-light {
  background: transparent !important;
  color: #ffffff !important;
  border: 1px solid rgba(255, 255, 255, 0.35) !important;
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.12) !important;
  border-color: #00e5ff !important;
  color: #00e5ff !important;
  transform: translateY(-1px);
}

.btn-sm {
  padding: 0.45rem 1rem;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 0.85rem 1.85rem;
  font-size: 1.05rem;
}

/* 3. Hero Section (Clean Executive) */
.hero {
  padding-top: 4.5rem;
  padding-bottom: 5.5rem;
  background: linear-gradient(180deg, #ffffff 0%, var(--pk-bg-subtle) 100%);
  border-bottom: 1px solid var(--pk-border);
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
}

@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.9rem;
  border-radius: var(--pk-radius-full);
  background: #ffffff;
  border: 1px solid var(--pk-border);
  box-shadow: var(--pk-shadow-sm);
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--pk-text-heading);
  margin-bottom: 1.5rem;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--pk-success);
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 2rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

@media (max-width: 992px) {
  .hero-actions {
    justify-content: center;
  }
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--pk-border);
}

.metric-item strong {
  font-size: 1.65rem;
  font-family: var(--pk-font-display);
  color: var(--pk-text-heading);
  display: block;
  line-height: 1.2;
}

.metric-item span {
  font-size: 0.85rem;
  color: var(--pk-text-secondary);
}

/* 4. Desktop Window Mockup Frame */
.window-mockup {
  background: #ffffff;
  border: 1px solid var(--pk-border);
  border-radius: var(--pk-radius-lg);
  box-shadow: var(--pk-shadow-xl);
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.window-mockup:hover {
  transform: translateY(-2px);
  box-shadow: 0 24px 38px -8px rgba(0, 0, 0, 0.09);
}

.window-header {
  height: 38px;
  background: #f8fafc;
  border-bottom: 1px solid var(--pk-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1rem;
}

.window-controls {
  display: flex;
  align-items: center;
  gap: 6px;
}

.window-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.dot-red { background: #ff5f56; }
.dot-yellow { background: #ffbd2e; }
.dot-green { background: #27c93f; }

.window-title {
  font-family: var(--pk-font-mono);
  font-size: 0.75rem;
  color: var(--pk-text-secondary);
  font-weight: 500;
}

.window-screenshot {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.window-tabs {
  display: flex;
  background: #f1f5f9;
  border-bottom: 1px solid var(--pk-border);
  padding: 0 0.5rem;
  overflow-x: auto;
}

.window-tab-btn {
  padding: 0.55rem 0.9rem;
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--pk-text-secondary);
  background: transparent;
  border: none;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
  transition: all 0.2s ease;
}

.window-tab-btn.active {
  color: var(--pk-primary);
  border-bottom-color: var(--pk-primary);
  background: #ffffff;
}

/* 5. Clean Enterprise Card Grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.cards-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

@media (max-width: 1200px) {
  .cards-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 992px) {
  .cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

.card {
  background: var(--pk-bg-card);
  border: 1px solid var(--pk-border);
  border-radius: var(--pk-radius-lg);
  padding: 2rem;
  box-shadow: var(--pk-shadow-sm);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
}

.card:hover {
  border-color: var(--pk-border-primary);
  box-shadow: var(--pk-shadow-hover);
  transform: translateY(-3px);
}

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--pk-radius-md);
  background: var(--pk-cyan-soft);
  color: var(--pk-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.card h3 {
  margin-bottom: 0.6rem;
}

.card p {
  color: var(--pk-text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

/* Badges */
.nav-badge {
  font-size: 0.725rem;
  padding: 0.2rem 0.55rem;
  border-radius: var(--pk-radius-full);
  font-family: var(--pk-font-mono);
  font-weight: 600;
  display: inline-block;
}

.badge-prod {
  background: var(--pk-success-bg);
  color: var(--pk-success);
  border: 1px solid var(--pk-success-border);
}

.badge-dev {
  background: var(--pk-warning-bg);
  color: var(--pk-warning);
  border: 1px solid var(--pk-warning-border);
}

.pill-tag {
  font-size: 0.75rem;
  font-family: var(--pk-font-mono);
  padding: 0.25rem 0.6rem;
  border-radius: var(--pk-radius-full);
  background: var(--pk-bg-subtle);
  color: var(--pk-text-secondary);
  border: 1px solid var(--pk-border);
}

/* ==========================================================================
   HUMAN-BUILT ASYMMETRICAL BENTO GRID & STANDARDIZED MEDIA FRAMES
   ========================================================================== */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1.75rem;
  margin-top: 2.5rem;
}

.bento-col-8 {
  grid-column: span 8;
}

.bento-col-4 {
  grid-column: span 4;
}

.bento-col-6 {
  grid-column: span 6;
}

.bento-col-12 {
  grid-column: span 12;
}

@media (max-width: 1024px) {
  .bento-col-8,
  .bento-col-4,
  .bento-col-6 {
    grid-column: span 12;
  }
}

/* Standardized 550x450 Aspect Ratio Container */
.media-frame-standard {
  width: 100%;
  aspect-ratio: 450 / 550;
  max-height: 550px;
  background: #f1f5f9;
  border-radius: var(--pk-radius-lg);
  overflow: hidden;
  position: relative;
  border: 1px solid var(--pk-border);
  box-shadow: var(--pk-shadow-md);
  display: flex;
  flex-direction: column;
}

.media-frame-standard img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Widescreen 16:9 Architecture Blueprint Frame */
.media-frame-16-9 {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #f8fafc;
  border-radius: var(--pk-radius-lg);
  overflow: hidden;
  position: relative;
  border: 1px solid var(--pk-border);
  box-shadow: var(--pk-shadow-md);
}

.media-frame-16-9 img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Human-Built Asymmetrical Bento Card */
.bento-card {
  background: #ffffff;
  border: 1px solid var(--pk-border);
  border-radius: var(--pk-radius-xl);
  padding: 2.25rem;
  box-shadow: var(--pk-shadow-sm);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  transition: all 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}

.bento-card:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 102, 255, 0.35);
  box-shadow: 0 20px 40px -15px rgba(11, 27, 61, 0.08);
}

.bento-card.dark-accent {
  background: radial-gradient(circle at 10% 0%, rgba(0, 102, 255, 0.25) 0%, transparent 60%), #07152b;
  color: #f1f5f9;
  border-color: rgba(0, 210, 255, 0.3);
}

.bento-card.dark-accent h3,
.bento-card.dark-accent h4 {
  color: #ffffff;
}

.bento-card.dark-accent p {
  color: #cbd5e1;
}

/* Micro-interaction specs chip */
.spec-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--pk-font-mono);
  font-size: 0.775rem;
  font-weight: 600;
  padding: 0.35rem 0.75rem;
  border-radius: 6px;
  background: #f1f5f9;
  color: #0b1b3d;
  border: 1px solid var(--pk-border);
}

.bento-card.dark-accent .spec-chip {
  background: rgba(255, 255, 255, 0.08);
  color: #00e5ff;
  border-color: rgba(0, 210, 255, 0.25);
}

/* 6. Comparison Table */
.comparison-wrapper {
  width: 100%;
  overflow-x: auto;
  border-radius: var(--pk-radius-lg);
  border: 1px solid var(--pk-border);
  background: #ffffff;
  box-shadow: var(--pk-shadow-sm);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
  text-align: left;
}

.comparison-table th, .comparison-table td {
  padding: 1.1rem 1.4rem;
  border-bottom: 1px solid var(--pk-border);
}

.comparison-table th {
  background: var(--pk-bg-subtle);
  color: var(--pk-text-heading);
  font-family: var(--pk-font-display);
  font-weight: 700;
  font-size: 0.95rem;
}

.comparison-table th.featured {
  background: #eff6ff;
  color: var(--pk-primary);
  border-top: 2px solid var(--pk-primary);
}

.comparison-table td.featured {
  background: #f8fbff;
}

.comparison-table tr:hover td {
  background: #fafafa;
}

.check-icon {
  color: var(--pk-success);
  font-weight: bold;
}

.cross-icon {
  color: var(--pk-text-muted);
}

/* 7. Modal System */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(10, 37, 64, 0.6);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  visibility: hidden;
  transition: all 0.25s ease;
}

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

.modal-dialog {
  width: 100%;
  max-width: 600px;
  background: #ffffff;
  border-radius: var(--pk-radius-lg);
  box-shadow: var(--pk-shadow-xl);
  overflow: hidden;
  border: 1px solid var(--pk-border);
  transform: scale(0.96);
  transition: transform 0.25s ease;
}

.modal-overlay.active .modal-dialog {
  transform: scale(1);
}

.modal-header {
  padding: 1.25rem 1.75rem;
  background: var(--pk-bg-subtle);
  border-bottom: 1px solid var(--pk-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-close {
  background: none;
  border: none;
  color: var(--pk-text-muted);
  cursor: pointer;
  padding: 0.5rem;
  font-size: 1.5rem;
  line-height: 1;
}

.modal-close:hover {
  color: var(--pk-text-heading);
}

.modal-body {
  padding: 1.75rem;
  max-height: calc(85vh - 100px);
  overflow-y: auto;
}

/* Form Controls */
.form-group {
  margin-bottom: 1.15rem;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--pk-text-heading);
  margin-bottom: 0.35rem;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 0.75rem 0.95rem;
  background: #ffffff;
  border: 1px solid var(--pk-border);
  border-radius: var(--pk-radius-sm);
  color: var(--pk-text-heading);
  font-family: var(--pk-font-body);
  font-size: 0.95rem;
  transition: all 0.2s ease;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--pk-primary);
  outline: none;
  box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.12);
}

/* 8. Corporate Footer (Redesigned Executive Luxury & High-Contrast Typography) */
.site-footer {
  position: relative;
  background: radial-gradient(circle at 15% 0%, rgba(0, 102, 255, 0.16) 0%, transparent 45%), linear-gradient(180deg, #07152b 0%, #030a16 100%);
  color: #e2e8f0;
  padding: 6.5rem 0 3.5rem 0;
  margin-top: 3.5rem;
  border-top: 1px solid rgba(0, 210, 255, 0.25);
  overflow: hidden;
}

.site-footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(0, 229, 255, 0.8), rgba(0, 102, 255, 0.8), transparent);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2.1fr 1fr 1fr 1fr 1.35fr;
  gap: 2.75rem;
  margin-bottom: 3.5rem;
}

@media (max-width: 1100px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.25rem;
  }
}

@media (max-width: 640px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

.footer-logo-badge {
  display: inline-flex;
  align-items: center;
  background: #ffffff;
  padding: 8px 20px;
  border-radius: 10px;
  margin-bottom: 1.25rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4), 0 0 15px rgba(0, 210, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.6);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  text-decoration: none;
}

.footer-logo-badge:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(0, 210, 255, 0.35);
}

.footer-logo-img {
  height: 42px;
  width: auto;
  display: block;
}

.footer-desc {
  color: #cbd5e1;
  font-size: 0.925rem;
  line-height: 1.65;
  margin-bottom: 1.35rem;
}

/* Executive Corporate Address & Details Card */
.footer-corporate-card {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.07) 0%, rgba(255, 255, 255, 0.02) 100%);
  border: 1px solid rgba(0, 210, 255, 0.3);
  border-radius: 12px;
  padding: 1.25rem 1.35rem;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(8px);
}

.footer-corp-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 0.85rem;
  padding-bottom: 0.65rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-corp-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.72rem;
  font-weight: 700;
  color: #00e5ff;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.corp-pulse {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #00e5ff;
  box-shadow: 0 0 8px #00e5ff;
  display: inline-block;
}

.footer-cin-tag {
  font-family: var(--pk-font-mono);
  font-size: 0.72rem;
  color: #f1f5f9;
  background: rgba(0, 210, 255, 0.14);
  border: 1px solid rgba(0, 210, 255, 0.35);
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.footer-address-label {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  color: #00e5ff;
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.4rem;
}

.footer-address-val {
  font-style: normal;
  color: #ffffff;
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.6;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
}

.footer-sub-location {
  margin-top: 0.85rem;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  color: #e2e8f0;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-sub-location strong {
  color: #ffffff;
}

/* Footer Navigation Columns */
.footer-col-title {
  font-family: var(--pk-font-display);
  font-size: 0.925rem;
  color: #ffffff;
  font-weight: 800;
  margin-bottom: 1.35rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  position: relative;
  padding-bottom: 0.6rem;
}

.footer-col-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 28px;
  height: 2.5px;
  background: linear-gradient(90deg, #00e5ff, #0066ff);
  border-radius: 2px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: #f1f5f9;
  font-size: 0.925rem;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  position: relative;
}

.footer-links a:hover {
  color: #00e5ff;
  font-weight: 600;
  transform: translateX(5px);
  text-shadow: 0 0 12px rgba(0, 229, 255, 0.5);
}

/* Direct Voice Hotline Pill */
.footer-hotline-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  background: linear-gradient(135deg, rgba(0, 210, 255, 0.16) 0%, rgba(0, 102, 255, 0.25) 100%);
  border: 1.5px solid #00e5ff;
  padding: 0.7rem 1.15rem;
  border-radius: 9px;
  color: #ffffff;
  font-weight: 800;
  font-size: 1rem;
  text-decoration: none;
  transition: all 0.22s ease;
  margin-bottom: 1rem;
  box-shadow: 0 4px 20px rgba(0, 210, 255, 0.22);
}

.footer-hotline-pill svg {
  color: #00e5ff;
  transition: transform 0.2s ease;
}

.footer-hotline-pill:hover {
  background: #00e5ff;
  border-color: #00e5ff;
  color: #030a16;
  transform: translateY(-2px);
  box-shadow: 0 6px 26px rgba(0, 229, 255, 0.45);
}

.footer-hotline-pill:hover svg {
  color: #030a16;
  transform: rotate(15deg);
}

/* Interactive Email Rows */
.footer-email-list {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  margin-bottom: 1.25rem;
}

.footer-email-row {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.45rem 0.65rem;
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  text-decoration: none;
  transition: all 0.2s ease;
}

.email-badge {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  color: #00e5ff;
  background: rgba(0, 210, 255, 0.14);
  padding: 2px 7px;
  border-radius: 4px;
  min-width: 60px;
  text-align: center;
  letter-spacing: 0.03em;
}

.email-val {
  font-size: 0.88rem;
  color: #ffffff;
  font-weight: 500;
  transition: color 0.2s ease;
}

.footer-email-row:hover {
  background: rgba(0, 210, 255, 0.12);
  border-color: rgba(0, 210, 255, 0.4);
  transform: translateX(4px);
}

.footer-email-row:hover .email-val {
  color: #00e5ff;
  font-weight: 600;
}

/* Footer Bottom Bar */
.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
  font-size: 0.88rem;
  color: #cbd5e1;
}

.footer-bottom a {
  color: #f1f5f9;
  font-weight: 500;
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-bottom a:hover {
  color: #00e5ff;
  text-shadow: 0 0 10px rgba(0, 229, 255, 0.4);
}

/* Footer & Global Social Media Styling */
.footer-social-block {
  margin-top: 1.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-social-label {
  display: block;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #94a3b8;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.footer-social-links {
  display: flex;
  gap: 0.65rem;
  flex-wrap: wrap;
}

.footer-social-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.85rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  color: #e2e8f0;
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.footer-social-btn svg {
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.footer-social-btn:hover {
  transform: translateY(-2px);
  color: #ffffff;
}

.footer-social-btn:hover svg {
  transform: scale(1.1);
}

.footer-social-btn.social-linkedin:hover {
  background: #0077b5;
  border-color: #0077b5;
  box-shadow: 0 4px 14px rgba(0, 119, 181, 0.4);
}

.footer-social-btn.social-x:hover {
  background: #000000;
  border-color: #ffffff;
  box-shadow: 0 4px 14px rgba(255, 255, 255, 0.25);
}

.footer-social-btn.social-facebook:hover {
  background: #1877f2;
  border-color: #1877f2;
  box-shadow: 0 4px 14px rgba(24, 119, 242, 0.4);
}

.footer-bottom-social {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.footer-bottom-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 6px;
  color: #cbd5e1;
  text-decoration: none;
  transition: all 0.2s ease;
}

.footer-bottom-icon:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.16);
  border-color: #00e5ff;
  transform: translateY(-2px);
}

.mobile-social-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  background: #f1f5f9;
  border: 1px solid var(--pk-border);
  border-radius: 8px;
  color: #0b1b3d;
  transition: all 0.2s ease;
}

.mobile-social-btn:hover {
  background: #0052cc;
  color: #ffffff;
}

.contact-social-card:hover {
  border-color: #0052cc !important;
  box-shadow: 0 6px 18px rgba(0, 82, 204, 0.08);
  transform: translateY(-2px);
}

/* ==========================================================================
   9. VENDOR DESIGN SYSTEMS (Microsoft, Google, Zoho, Tally, AWS)
   ========================================================================== */
.vendor-hero {
  padding: 4.5rem 0 3.5rem 0;
  border-bottom: 1px solid var(--pk-border);
  position: relative;
}

/* Microsoft 365 & Azure Theme */
.vendor-microsoft {
  background: linear-gradient(180deg, #f0f7ff 0%, #ffffff 100%);
  border-top: 4px solid #0078d4;
}
.vendor-microsoft .vendor-pill {
  background: #e5f2ff;
  color: #0078d4;
  border: 1px solid #cce5ff;
}
.vendor-microsoft .vendor-accent-btn {
  background: #0078d4;
  color: #ffffff;
}
.vendor-microsoft .vendor-accent-btn:hover {
  background: #0063b1;
}

/* Google Workspace Theme */
.vendor-google {
  background: linear-gradient(180deg, #f8fafd 0%, #ffffff 100%);
  border-top: 4px solid #4285f4;
}
.vendor-google .vendor-pill {
  background: #e8f0fe;
  color: #1a73e8;
  border: 1px solid #d2e3fc;
}
.vendor-google .vendor-accent-btn {
  background: #1a73e8;
  color: #ffffff;
}
.vendor-google .vendor-accent-btn:hover {
  background: #174ea6;
}

/* Zoho Theme */
.vendor-zoho {
  background: linear-gradient(180deg, #fff9f9 0%, #ffffff 100%);
  border-top: 4px solid #ed1c24;
}
.vendor-zoho .vendor-pill {
  background: #fde8e8;
  color: #ed1c24;
  border: 1px solid #fbd5d5;
}
.vendor-zoho .vendor-accent-btn {
  background: #ed1c24;
  color: #ffffff;
}
.vendor-zoho .vendor-accent-btn:hover {
  background: #c81e1e;
}

/* TallyPrime Theme */
.vendor-tally {
  background: linear-gradient(180deg, #fffdf2 0%, #ffffff 100%);
  border-top: 4px solid #f4b400;
}
.vendor-tally .vendor-pill {
  background: #fef3c7;
  color: #b45309;
  border: 1px solid #fde68a;
}
.vendor-tally .vendor-accent-btn {
  background: #0c2340;
  color: #ffffff;
}
.vendor-tally .vendor-accent-btn:hover {
  background: #061324;
}

/* AWS Theme */
.vendor-aws {
  background: linear-gradient(180deg, #f9fafb 0%, #ffffff 100%);
  border-top: 4px solid #ff9900;
}
.vendor-aws .vendor-pill {
  background: #fff7ed;
  color: #c2410c;
  border: 1px solid #ffedd5;
}
.vendor-aws .vendor-accent-btn {
  background: #232f3e;
  color: #ffffff;
}
.vendor-aws .vendor-accent-btn:hover {
  background: #131921;
}

/* Vendor Logo Badges */
.vendor-badge-wrap {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.4rem 0.9rem;
  background: #ffffff;
  border: 1px solid var(--pk-border);
  border-radius: var(--pk-radius-full);
  box-shadow: var(--pk-shadow-sm);
  margin-bottom: 1.25rem;
}

.vendor-badge-logo {
  height: 22px;
  width: auto;
}

/* Pricing Grid & Plan Cards */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin: 2.5rem 0 3.5rem 0;
  align-items: stretch;
}

@media (max-width: 1200px) {
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 680px) {
  .pricing-grid {
    grid-template-columns: 1fr;
  }
}

.pricing-card {
  background: #ffffff;
  border: 1px solid var(--pk-border);
  border-radius: var(--pk-radius-lg);
  padding: 2.25rem 1.75rem;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all 0.25s ease;
  box-shadow: var(--pk-shadow-sm);
}

.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 32px -8px rgba(0, 0, 0, 0.12);
  border-color: var(--pk-primary);
}

.pricing-card.featured {
  border: 2px solid var(--pk-primary);
  box-shadow: 0 10px 30px -5px rgba(0, 102, 255, 0.16);
  background: linear-gradient(180deg, #ffffff 0%, #f8faff 100%);
}

.pricing-badge-top {
  position: absolute;
  top: -12px;
  right: 1.5rem;
  background: var(--pk-primary);
  color: #ffffff;
  font-size: 0.725rem;
  font-weight: 700;
  padding: 0.3rem 0.8rem;
  border-radius: var(--pk-radius-full);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  box-shadow: 0 2px 8px rgba(0, 102, 255, 0.35);
}

.pricing-badge-top.badge-microsoft {
  background: #0078d4;
  box-shadow: 0 2px 8px rgba(0, 120, 212, 0.35);
}

.pricing-badge-top.badge-google {
  background: #1a73e8;
  box-shadow: 0 2px 8px rgba(26, 115, 232, 0.35);
}

.pricing-badge-top.badge-tally {
  background: #f4b400;
  color: #0b1b3d;
  box-shadow: 0 2px 8px rgba(244, 180, 0, 0.35);
}

.pricing-badge-top.badge-zoho {
  background: #ed1c24;
  box-shadow: 0 2px 8px rgba(237, 28, 36, 0.35);
}

.pricing-discount-tag {
  display: inline-block;
  background: #e6f7ed;
  color: #0d824d;
  font-size: 0.725rem;
  font-weight: 700;
  padding: 0.2rem 0.55rem;
  border-radius: 4px;
  margin-bottom: 0.75rem;
  width: fit-content;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.pricing-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--pk-navy);
  margin-bottom: 0.35rem;
  line-height: 1.2;
}

.pricing-subtitle {
  font-size: 0.85rem;
  color: var(--pk-text-secondary);
  min-height: 2.5rem;
  margin-bottom: 1.25rem;
  line-height: 1.45;
}

.pricing-price-wrap {
  margin-bottom: 1.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--pk-border);
}

.pricing-original {
  font-size: 0.95rem;
  color: #94a3b8;
  text-decoration: line-through;
  margin-bottom: 0.15rem;
}

.pricing-amount {
  font-size: 2.35rem;
  font-weight: 800;
  color: var(--pk-navy);
  letter-spacing: -0.03em;
  line-height: 1;
}

.pricing-currency {
  font-size: 1.4rem;
  font-weight: 600;
  vertical-align: super;
  margin-right: 2px;
}

.pricing-period {
  font-size: 0.8rem;
  color: var(--pk-text-secondary);
  margin-top: 0.4rem;
  line-height: 1.35;
}

.pricing-features {
  list-style: none;
  padding: 0;
  margin: 0 0 2rem 0;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.pricing-features li {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.875rem;
  color: var(--pk-text-body);
  line-height: 1.45;
}

.pricing-features .check-icon {
  color: #10b981;
  font-weight: 800;
  flex-shrink: 0;
}

.pricing-features .cross-icon {
  color: #cbd5e1;
  font-weight: 700;
  flex-shrink: 0;
}

.pricing-cta {
  width: 100%;
}

.migration-callout-box {
  background: linear-gradient(135deg, #0b1b3d 0%, #172a54 100%);
  color: #ffffff;
  border-radius: var(--pk-radius-lg);
  padding: 3rem 2.5rem;
  margin: 4rem 0;
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 2.5rem;
  align-items: center;
  box-shadow: 0 16px 36px -10px rgba(11, 27, 61, 0.25);
}

@media (max-width: 900px) {
  .migration-callout-box {
    grid-template-columns: 1fr;
    padding: 2rem 1.5rem;
  }
}

.migration-steps-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin-top: 2rem;
}

@media (max-width: 900px) {
  .migration-steps-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 550px) {
  .migration-steps-list {
    grid-template-columns: 1fr;
  }
}

.migration-step-card {
  background: #ffffff;
  border: 1px solid var(--pk-border);
  border-radius: var(--pk-radius-md);
  padding: 1.5rem;
  position: relative;
}

.migration-step-num {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--pk-primary);
  margin-bottom: 0.5rem;
  font-family: var(--pk-font-mono);
}

/* ==========================================================================
   10. BREADCRUMBS & SECTION UTILITIES
   ========================================================================== */
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.825rem;
  color: var(--pk-text-secondary);
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.breadcrumbs a {
  color: var(--pk-text-secondary);
  text-decoration: none;
  transition: color 0.15s ease;
}

.breadcrumbs a:hover {
  color: var(--pk-primary);
}

.breadcrumbs-sep {
  opacity: 0.4;
}

/* Process Timeline / Methodology Cards */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  position: relative;
}

@media (max-width: 992px) {
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .process-grid {
    grid-template-columns: 1fr;
  }
}

.process-step {
  background: #ffffff;
  border: 1px solid var(--pk-border);
  border-radius: var(--pk-radius-lg);
  padding: 1.75rem;
  position: relative;
  box-shadow: var(--pk-shadow-sm);
}

.step-num {
  font-family: var(--pk-font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--pk-primary);
  background: var(--pk-cyan-soft);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

/* Accordion FAQ */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 840px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid var(--pk-border);
  border-radius: var(--pk-radius-md);
  background: #ffffff;
  overflow: hidden;
  transition: border-color 0.2s ease;
}

.faq-item:hover {
  border-color: var(--pk-border-primary);
}

.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 1.25rem 1.5rem;
  font-family: var(--pk-font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--pk-text-heading);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.faq-icon {
  font-size: 1.25rem;
  color: var(--pk-primary);
  transition: transform 0.2s ease;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 1.5rem 1.25rem 1.5rem;
  color: var(--pk-text-body);
  font-size: 0.95rem;
  line-height: 1.6;
  display: none;
}

.faq-item.active .faq-answer {
  display: block;
}

/* Tech Pills Grid */
.tech-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.tech-tag {
  font-size: 0.775rem;
  font-family: var(--pk-font-mono);
  background: var(--pk-bg-subtle);
  color: var(--pk-text-secondary);
  border: 1px solid var(--pk-border);
  border-radius: var(--pk-radius-full);
  padding: 0.3rem 0.7rem;
}

/* ==========================================================================
   11. BENTO GRID & INTERACTIVE SIMULATORS (WORLD-CLASS ENTERPRISE)
   ========================================================================== */
.bento-card {
  background: var(--pk-gradient-card);
  border: 1px solid var(--pk-border);
  border-radius: var(--pk-radius-lg);
  padding: 2.25rem;
  box-shadow: var(--pk-shadow-sm);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.bento-card:hover {
  transform: translateY(-4px);
  border-color: var(--pk-primary);
  box-shadow: 0 16px 36px -4px rgba(0, 102, 255, 0.12), 0 4px 12px rgba(0, 0, 0, 0.04);
}

.bento-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.bento-icon-box {
  width: 44px;
  height: 44px;
  border-radius: var(--pk-radius-md);
  background: var(--pk-cyan-soft);
  color: var(--pk-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 700;
}

/* Interactive Simulator Container */
.simulator-box {
  background: #ffffff;
  border: 1px solid var(--pk-border);
  border-radius: var(--pk-radius-lg);
  box-shadow: var(--pk-shadow-lg);
  padding: 2rem;
  margin: 2.5rem 0;
  position: relative;
}

.simulator-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--pk-border);
  padding-bottom: 1.25rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.simulator-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--pk-text-heading);
}

.simulator-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: start;
}

@media (max-width: 840px) {
  .simulator-grid {
    grid-template-columns: 1fr;
  }
}

.simulator-control-group {
  margin-bottom: 1.25rem;
}

.simulator-slider-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--pk-text-heading);
  margin-bottom: 0.5rem;
}

.simulator-slider {
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: var(--pk-border);
  outline: none;
  -webkit-appearance: none;
  cursor: pointer;
}

.simulator-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--pk-primary);
  box-shadow: 0 2px 6px rgba(0, 102, 255, 0.4);
  cursor: pointer;
  transition: transform 0.15s ease;
}

.simulator-slider::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.simulator-result-box {
  background: var(--pk-bg-subtle);
  border: 1px solid var(--pk-border);
  border-radius: var(--pk-radius-md);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.result-metric-item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-bottom: 0.75rem;
  border-bottom: 1px dashed var(--pk-border);
}

.result-metric-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.result-label {
  font-size: 0.875rem;
  color: var(--pk-text-secondary);
}

.result-val {
  font-family: var(--pk-font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--pk-text-heading);
}

.result-val.highlight {
  color: var(--pk-primary);
  font-size: 1.4rem;
}

/* Architecture Flowchart Nodes */
.arch-flow {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin: 2rem 0;
  padding: 1.5rem;
  background: var(--pk-bg-subtle);
  border: 1px solid var(--pk-border);
  border-radius: var(--pk-radius-lg);
  overflow-x: auto;
}

.arch-node {
  background: #ffffff;
  border: 1px solid var(--pk-border);
  border-radius: var(--pk-radius-md);
  padding: 1rem 1.25rem;
  text-align: center;
  box-shadow: var(--pk-shadow-sm);
  min-width: 140px;
  flex-shrink: 0;
}

.arch-node-title {
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--pk-text-heading);
  margin-bottom: 0.25rem;
}

.arch-node-desc {
  font-size: 0.75rem;
  color: var(--pk-text-secondary);
}

.arch-connector {
  font-size: 1.25rem;
  color: var(--pk-primary);
  font-weight: bold;
  flex-shrink: 0;
}