/* ==========================================================================
   ALGEX SDX — Header, Navbar, Stepper, Mobile Dock & Layout (Production Grade)
   ========================================================================== */

:root {
  --navbar-height: 62px;
  --pinned-gap: 10px;
  --dock-height: 62px;
}

.app-container {
  width: 100%;
  max-width: 1380px;
  margin: 0 auto;
  padding: 20px 1.25rem;
  box-sizing: border-box;
}

@media (max-width: 768px) {
  .app-container {
    padding: 10px 0.75rem;
    max-width: 100vw;
    overflow-x: clip;
  }
}

.main-content {
  flex: 1;
  padding: 0.75rem 0 3.5rem;
  width: 100%;
  max-width: 100vw;
  overflow-x: clip;
  box-sizing: border-box;
}

/* ==========================================
   Advanced 3D Cyber Navbar
   ========================================== */
.site-header {
  position: sticky;
  top: 0;
  height: var(--navbar-height);
  z-index: 1100;
  background: var(--bg-glass-strong);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border-glass);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5), 0 0 20px rgba(59, 130, 246, 0.08);
  display: flex;
  align-items: center;
  transition: var(--transition-smooth);
}

.site-header .app-container {
  max-width: 100%;
  padding: 0 1.5rem;
  height: 100%;
  display: flex;
  align-items: center;
}

[data-theme="light"] .site-header {
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.06), 0 0 15px rgba(37, 99, 235, 0.06);
}

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  width: 100%;
}

/* Brand Section */
.brand-group {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
  flex-shrink: 0;
}

.brand-logo-wrap {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.brand-logo-img {
  height: 38px;
  width: auto;
  border-radius: var(--radius-xs);
  filter: drop-shadow(0 0 14px var(--quantum-glow));
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.brand-group:hover .brand-logo-img {
  transform: scale(1.08) rotate(-2deg);
}

.brand-info {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: 1.18rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.45rem;
  line-height: 1.2;
}

.brand-title-badge {
  font-size: 0.62rem;
  font-weight: 900;
  background: linear-gradient(135deg, #F59E0B, #D97706);
  color: #0B0F19;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-xs);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  box-shadow: 0 0 10px var(--parity-gold-glow);
}

.brand-subtitle {
  font-size: 0.72rem;
  color: var(--text-secondary);
  font-weight: 700;
}

/* Navigation Links */
.desktop-nav {
  display: flex;
  align-items: center;
  gap: 0.2rem;
  background: rgba(17, 24, 39, 0.5);
  padding: 0.25rem 0.35rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-glass);
  flex-shrink: 1;
}

[data-theme="light"] .desktop-nav {
  background: #EDF2F7;
  border-color: #CBD5E1;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-weight: 700;
  transition: var(--transition-smooth);
  white-space: nowrap;
}

.nav-link i {
  font-size: 0.85rem;
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(59, 130, 246, 0.15);
}

.nav-link.active {
  color: #FFFFFF !important;
  background: linear-gradient(135deg, #2563EB, #1D4ED8) !important;
  box-shadow: 0 2px 14px rgba(37, 99, 235, 0.4);
}

/* Action Controls */
.navbar-actions {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  flex-shrink: 0;
}

/* Chip Status Pill */
.hsm-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.4);
  padding: 0.32rem 0.65rem;
  border-radius: var(--radius-full);
  color: var(--instant-green);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  white-space: nowrap;
  flex-shrink: 0;
}

.hsm-text-compact {
  display: none;
}

[data-theme="light"] .hsm-status-pill {
  background: #ECFDF5;
  border-color: #A7F3D0;
  color: #047857;
}

.hsm-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--instant-green);
  box-shadow: 0 0 8px var(--instant-green);
  animation: pulseGreen 1.8s infinite ease-in-out;
}

@keyframes pulseGreen {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

/* Theme Toggle Button (Dark/Light/Auto) */
.theme-toggle-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  color: var(--parity-gold);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 0.95rem;
  transition: var(--transition-smooth);
}

.theme-toggle-btn:hover {
  background: var(--bg-tertiary);
  border-color: var(--border-glass-hover);
  transform: rotate(15deg) scale(1.05);
}

/* Reset Demo Fast Action Button */
.btn-reset-demo {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.38rem 0.85rem;
  background: rgba(245, 158, 11, 0.12);
  border: 1px solid rgba(245, 158, 11, 0.35);
  border-radius: var(--radius-full);
  color: var(--parity-gold);
  font-size: 0.8rem;
  font-weight: 800;
  cursor: pointer;
  transition: var(--transition-smooth);
  white-space: nowrap;
}

[data-theme="light"] .btn-reset-demo {
  background: #FFFBEB;
  border-color: #FDE68A;
  color: #B45309;
}

.btn-reset-demo:hover {
  background: rgba(245, 158, 11, 0.25);
  transform: translateY(-1px);
  box-shadow: 0 2px 10px var(--parity-gold-glow);
}

/* Mobile Hamburger Toggle */
.mobile-nav-toggle {
  display: none;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.1rem;
  transition: var(--transition-smooth);
}

.mobile-nav-toggle:hover {
  background: var(--bg-tertiary);
  border-color: var(--quantum-blue);
  color: var(--quantum-blue-light);
}

/* Mobile Slide-Out Drawer / Sidebar */
.mobile-drawer {
  position: fixed;
  top: 0;
  right: -320px;
  width: 300px;
  height: 100vh;
  background: var(--bg-secondary);
  border-left: 1px solid var(--border-glass);
  z-index: 2000;
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
  box-shadow: -10px 0 40px rgba(0, 0, 0, 0.7);
  transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] .mobile-drawer {
  background: #FFFFFF;
  border-left-color: #CBD5E1;
  box-shadow: -10px 0 30px rgba(15, 23, 42, 0.15);
}

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

.drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(6px);
  z-index: 1999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.drawer-backdrop.open,
.drawer-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

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

.drawer-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.6rem;
  cursor: pointer;
  padding: 0.25rem;
  line-height: 1;
}

.drawer-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  list-style: none;
  flex: 1;
}

.drawer-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-weight: 700;
  font-size: 0.95rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  transition: var(--transition-smooth);
}

[data-theme="light"] .drawer-link {
  background: #F8FAFC;
  border-color: #E2E8F0;
}

.drawer-link.active {
  background: linear-gradient(135deg, #2563EB, #1D4ED8) !important;
  color: #FFFFFF !important;
  border-color: #1D4ED8 !important;
}

.drawer-footer {
  padding-top: 1rem;
  border-top: 1px solid var(--border-glass);
}

/* ==========================================
   PINNED STEPPER BAR (Desktop) & DROPDOWN (Mobile)
   Pinned with exact 10px spacing under navbar
   ========================================== */
.stepper-nav-container {
  margin-top: 0;
  margin-bottom: 1.5rem;
  position: sticky;
  top: calc(var(--navbar-height) + var(--pinned-gap));
  z-index: 950;
  background: var(--bg-glass-strong);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 0.55rem 0.85rem;
  box-shadow: 0 10px 30px -5px rgba(0, 0, 0, 0.4), 0 0 15px rgba(59, 130, 246, 0.1);
  transition: var(--transition-smooth);
}

[data-theme="light"] .stepper-nav-container {
  box-shadow: 0 6px 20px -2px rgba(15, 23, 42, 0.08), 0 0 12px rgba(37, 99, 235, 0.08);
}

/* Desktop Stepper Bar */
.stepper-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.4rem;
}

.stepper-step {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius-full);
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  color: var(--text-secondary);
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition-smooth);
  white-space: nowrap;
  flex-shrink: 0;
}

.stepper-step:hover {
  border-color: var(--border-glass-hover);
  color: var(--text-primary);
  transform: translateY(-1px);
}

.step-num {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--bg-tertiary);
  color: var(--text-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 900;
  font-family: var(--font-mono);
}

/* Active Stepper Tab — Solid Vibrant Blue with 100% Contrast */
.stepper-step.active {
  background: linear-gradient(135deg, #2563EB, #1D4ED8) !important;
  border-color: #1D4ED8 !important;
  color: #FFFFFF !important;
  box-shadow: 0 4px 18px rgba(37, 99, 235, 0.45) !important;
  font-weight: 900;
}

.stepper-step.active .step-num {
  background: #FFFFFF !important;
  color: #1D4ED8 !important;
  font-weight: 900;
}

.stepper-step.completed {
  background: rgba(16, 185, 129, 0.14);
  border-color: rgba(16, 185, 129, 0.45);
  color: var(--instant-green);
}

[data-theme="light"] .stepper-step.completed {
  background: #ECFDF5;
  border-color: #A7F3D0;
  color: #047857;
}

.stepper-step.completed .step-num {
  background: var(--instant-green);
  color: #FFFFFF;
}

.stepper-divider {
  flex: 1;
  height: 2px;
  background: var(--border-glass);
  min-width: 10px;
}

.stepper-divider.completed {
  background: var(--instant-green);
  box-shadow: 0 0 8px var(--instant-green);
}

/* ==========================================
   Custom Mobile 3D Glass Dropdown (Mobile-Only)
   ========================================== */
.mobile-stage-dropdown-wrap {
  display: none;
  position: relative;
  width: 100%;
}

.mobile-stage-selector-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.7rem 1rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-glass-hover);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.mobile-stage-active-content {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.mobile-stage-arrow {
  color: var(--parity-gold);
  transition: transform 0.3s ease;
}

.mobile-stage-arrow.open {
  transform: rotate(180deg);
}

.mobile-stage-menu {
  display: none;
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  background: var(--bg-glass-strong);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--border-glass-hover);
  border-radius: var(--radius-sm);
  padding: 0.5rem;
  z-index: 1000;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  flex-direction: column;
  gap: 0.35rem;
}

.mobile-stage-menu.open {
  display: flex;
  animation: fadeInStage 0.2s ease-out;
}

.mobile-stage-option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-xs);
  background: var(--bg-surface);
  border: 1px solid transparent;
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.mobile-stage-option.active {
  background: #2563EB;
  border-color: #1D4ED8;
  color: #FFFFFF;
}

.mobile-stage-option.completed {
  color: var(--instant-green);
}

.stepper-step.disabled-tampered {
  opacity: 0.28 !important;
  cursor: not-allowed !important;
  pointer-events: none !important;
  filter: grayscale(0.9) !important;
  border-color: rgba(239, 68, 68, 0.25) !important;
}

.stepper-step.disabled-tampered .step-num {
  background: #475569 !important;
  color: #94A3B8 !important;
}

.mobile-stage-option.disabled-tampered {
  opacity: 0.3 !important;
  cursor: not-allowed !important;
  pointer-events: none !important;
  background: rgba(239, 68, 68, 0.06) !important;
  border-color: rgba(239, 68, 68, 0.2) !important;
  color: var(--text-muted) !important;
}

/* ==========================================
   Android-Style Floating Mobile App Bottom Dock
   ========================================== */
.mobile-bottom-dock {
  display: none;
}

/* ==========================================
   Premium Cyber-Sovereign Footer
   ========================================== */
.site-footer {
  border-top: 1px solid var(--border-glass);
  background: linear-gradient(180deg, rgba(11, 15, 25, 0.96) 0%, rgba(6, 9, 19, 0.99) 100%);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  padding: 3rem 0 2rem;
  color: var(--text-secondary);
  font-size: 0.88rem;
  position: relative;
  overflow: hidden;
  margin-top: 2rem;
  box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.5);
  transition: var(--transition-smooth);
}

.site-footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--quantum-blue), var(--parity-gold), var(--instant-green), transparent);
}

[data-theme="light"] .site-footer {
  background: linear-gradient(180deg, #F8FAFC 0%, #EFF6FF 100%);
  border-top-color: #BFDBFE;
  box-shadow: 0 -10px 30px rgba(37, 99, 235, 0.05);
}

.footer-top-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-bottom: 1.75rem;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--border-glass);
  flex-wrap: wrap;
}

[data-theme="light"] .footer-top-row {
  border-bottom-color: #E2E8F0;
}

.footer-brand-group {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.footer-logo-img {
  height: 44px;
  width: auto;
  filter: drop-shadow(0 0 14px var(--quantum-glow));
}

.footer-brand-title {
  font-weight: 900;
  font-size: 1.12rem;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.footer-brand-sub {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 600;
  margin-top: 0.2rem;
}

.footer-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 0.4rem 0.95rem;
  border-radius: var(--radius-full);
  color: var(--instant-green);
  font-size: 0.78rem;
  font-weight: 800;
}

[data-theme="light"] .footer-status-pill {
  background: #ECFDF5;
  border-color: #A7F3D0;
  color: #047857;
}

.footer-status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--instant-green);
  box-shadow: 0 0 10px var(--instant-green);
  animation: pulseGreen 2s infinite;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1.1fr 1.1fr;
  gap: 2.25rem;
  margin-bottom: 2.25rem;
}

.footer-col-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-primary);
  font-weight: 900;
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

.footer-col-title i {
  color: var(--quantum-blue);
  font-size: 1rem;
}

[data-theme="light"] .footer-col-title i {
  color: #2563EB;
}

.footer-col-desc {
  font-size: 0.84rem;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.footer-badge-list {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.footer-nav-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.84rem;
  font-weight: 700;
  transition: var(--transition-smooth);
}

.footer-link:hover {
  color: var(--quantum-blue-light);
  transform: translateX(-3px);
}

[data-theme="light"] .footer-link:hover {
  color: #1D4ED8;
}

.footer-static-item {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.83rem;
  color: var(--text-secondary);
  font-weight: 600;
}

.footer-static-item i {
  color: var(--instant-green);
  font-size: 0.8rem;
  flex-shrink: 0;
}

[data-theme="light"] .footer-static-item i {
  color: #059669;
}

.footer-contact-box {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  padding: 0.85rem;
}

[data-theme="light"] .footer-contact-box {
  background: #FFFFFF;
  border-color: #CBD5E1;
}

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-primary);
}

.footer-contact-item i {
  color: var(--parity-gold);
  font-size: 0.85rem;
}

.footer-bottom-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-glass);
  flex-wrap: wrap;
  font-size: 0.82rem;
}

[data-theme="light"] .footer-bottom-bar {
  border-top-color: #E2E8F0;
}

.footer-legal-text {
  color: var(--text-muted);
  font-weight: 600;
}

.footer-sec-stamp {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--quantum-blue-light);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.76rem;
}

[data-theme="light"] .footer-sec-stamp {
  color: #1D4ED8;
}

/* ==========================================
   Responsive Mobile & Tablet Media Queries
   ========================================== */
@media (max-width: 1450px) {
  .hsm-text-full {
    display: none;
  }
  .hsm-text-compact {
    display: inline;
  }
  .brand-subtitle {
    display: none;
  }
  .nav-link {
    padding: 0.32rem 0.55rem;
    font-size: 0.78rem;
    gap: 0.28rem;
  }
}

@media (max-width: 1280px) {
  .nav-link {
    padding: 0.3rem 0.48rem;
    font-size: 0.75rem;
    gap: 0.22rem;
  }
  .nav-link i {
    font-size: 0.76rem;
  }
  .btn-reset-demo {
    padding: 0.35rem 0.65rem;
    font-size: 0.76rem;
  }
  .navbar-actions {
    gap: 0.45rem;
  }
}

@media (max-width: 1140px) {
  .desktop-nav {
    display: none;
  }
  .mobile-nav-toggle {
    display: inline-flex !important;
  }
  .stepper-bar {
    display: none;
  }
  .mobile-stage-dropdown-wrap {
    display: block;
  }
}

@media (max-width: 768px) {
  :root {
    --navbar-height: 56px;
    --pinned-gap: 8px;
    --dock-height: 60px;
  }

  .site-header {
    height: var(--navbar-height);
  }

  .app-container {
    padding: 30px 0.85rem;
  }

  .nav-wrapper {
    gap: 0.5rem;
  }

  .brand-group {
    gap: 0.45rem;
    min-width: 0;
  }

  .brand-logo-img {
    height: 32px;
  }

  .brand-title {
    font-size: 1.05rem;
    gap: 0.35rem;
  }

  .brand-title-badge {
    font-size: 0.58rem;
    padding: 0.1rem 0.35rem;
  }

  .brand-subtitle {
    display: none;
  }

  .navbar-actions {
    gap: 0.35rem;
  }

  .desktop-only-pill {
    display: none !important;
  }

  .btn-reset-demo {
    padding: 0;
    width: 34px;
    height: 34px;
    justify-content: center;
    border-radius: var(--radius-full);
  }

  .btn-reset-label {
    display: none;
  }

  .theme-toggle-btn {
    width: 34px;
    height: 34px;
    font-size: 0.88rem;
  }

  .mobile-nav-toggle {
    display: inline-flex !important;
    width: 34px;
    height: 34px;
    font-size: 1rem;
  }

  /* Floating Bottom App Dock (Android / APK Native Style) */
  .mobile-bottom-dock {
    display: flex;
    position: fixed;
    bottom: calc(10px + env(safe-area-inset-bottom, 0px));
    left: 12px;
    right: 12px;
    height: var(--dock-height, 60px);
    z-index: 1050;
    background: var(--bg-glass-strong);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid var(--border-glass-hover);
    border-radius: var(--radius-full);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), 0 0 20px var(--quantum-glow);
    padding: 0.25rem 0.65rem;
    justify-content: space-around;
    align-items: center;
  }

  [data-theme="light"] .mobile-bottom-dock {
    background: rgba(255, 255, 255, 0.96);
    border-color: #CBD5E1;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.12), 0 0 15px rgba(37, 99, 235, 0.1);
  }

  .dock-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.15rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.72rem;
    font-weight: 700;
    flex: 1;
    padding: 0.2rem 0;
    border-radius: var(--radius-xs);
    transition: var(--transition-smooth);
  }

  .dock-icon-wrap {
    width: 36px;
    height: 24px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.05rem;
    transition: var(--transition-smooth);
  }

  .dock-item:hover {
    color: var(--text-primary);
  }

  .dock-item.active {
    color: var(--quantum-blue-light);
  }

  [data-theme="light"] .dock-item.active {
    color: #1D4ED8;
    font-weight: 900;
  }

  .dock-item.active .dock-icon-wrap {
    background: linear-gradient(135deg, #2563EB, #1D4ED8);
    color: #FFFFFF;
    box-shadow: 0 0 12px var(--quantum-glow);
  }

  .main-content {
    padding-bottom: calc(var(--dock-height, 60px) + 36px + env(safe-area-inset-bottom, 0px)) !important;
  }
}

@media (max-width: 1080px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.75rem;
  }
}

@media (max-width: 768px) {
  .site-footer {
    padding-top: 2rem;
    padding-bottom: calc(var(--dock-height, 60px) + 38px) !important;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  .footer-top-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
  .footer-bottom-bar {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
}

@media print {
  .site-header,
  .site-footer,
  .mobile-drawer,
  .drawer-backdrop,
  #mobile-drawer,
  #drawer-backdrop,
  .mobile-bottom-dock,
  .btn-back-to-top,
  .theme-toggle-btn,
  .mobile-nav-toggle {
    display: none !important;
    visibility: hidden !important;
    opacity: 0 !important;
    position: absolute !important;
    left: -9999px !important;
    top: -9999px !important;
    width: 0 !important;
    height: 0 !important;
    box-shadow: none !important;
  }
}