/* ========================================
   MindNAS CSS - Design System
   Theme: Enterprise Security First
   ======================================== */

/* ========================================
   CSS Custom Properties - Design Tokens
   ======================================== */
:root {
  /* Color Palette - Light Theme (Defaults) */
  --color-bg: #FFFFFF;
  --color-bg-alt: #F7F8FA;
  --color-surface: #FFFFFF;
  --color-text: #14171A;
  --color-text-muted: #5B6470;
  --color-border: #E6E8EB;
  --color-accent: #f0514a;
  --color-accent-hover: #d8443e;
  --color-accent-tint: #fdece9;

  /* Typography */
  --font-body: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Spacing Scale (8px base) */
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 32px;
  --space-xl: 48px;
  --space-xxl: 64px;
  --space-xxxl: 96px;

  /* Container Widths */
  --container-sm: 540px;
  --container-md: 720px;
  --container-lg: 960px;
  --container-xl: 1140px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);

  /* Transitions */
  --transition-base: background-color .2s ease, color .2s ease;
  --transition-easing: cubic-bezier(0.4, 0, 0.2, 1);

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  /* Layering */
  --z-nav: 1000;
  --z-modal: 2000;
}

/* Dark Theme Overrides */
[data-theme="dark"] {
  --color-bg: #0F1113;
  --color-bg-alt: #181B1E;
  --color-surface: #1D2124;
  --color-text: #F2F3F4;
  --color-text-muted: #9AA3AC;
  --color-border: #2A2F33;
  --color-accent: #f0514a;
  --color-accent-hover: #ff6a62;
  --color-accent-tint: #3a201e;
}

/* ========================================
   Base Styles
   ======================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  transition: var(--transition-base);
}

/* Focus styles for accessibility */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* Smooth transitions on interactive elements */
a,
button,
input,
select,
textarea,
.btn {
  transition: color .15s ease-in-out, background-color .15s ease-in-out, border-color .15s ease-in-out, transform .15s ease-in-out, box-shadow .15s ease-in-out;
}

/* ========================================
   Container & Layout Utilities
   ======================================== */
.container {
  width: 100%;
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--space-sm);
}

@media (min-width: 768px) {
  .container {
    padding: 0 var(--space-md);
  }
}

.section-padding {
  padding-top: var(--space-xxl);
  padding-bottom: var(--space-xxl);
}

@media (min-width: 768px) {
  .section-padding {
    padding-top: var(--space-xxxl);
    padding-bottom: var(--space-xxxl);
  }
}

/* Anchor offset for sticky header */
section[id] {
  scroll-margin-top: 80px;
}

/* ========================================
   Typography
   ======================================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-top: 0;
  margin-bottom: var(--space-md);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

@media (min-width: 768px) {
  h1 { font-size: 3.5rem; }
  h2 { font-size: 2.5rem; }
  h3 { font-size: 1.75rem; }
}

p {
  margin-top: 0;
  margin-bottom: var(--space-md);
  max-width: 68ch;
}

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

.text-center { text-align: center; }

/* ========================================
   Utility Classes
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.25;
  text-decoration: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all .2s var(--transition-easing);
}

.btn-primary {
  background-color: var(--color-accent);
  color: #fff;
  border: 2px solid var(--color-accent);
}

.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(240, 81, 74, 0.3);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-text);
  border: 2px solid var(--color-border);
}

.btn-secondary:hover,
.btn-secondary:focus {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.btn-lg { font-size: 1.125rem; padding: 1rem 2rem; }
.btn-block { display: flex; width: 100%; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.hidden { display: none !important; }

/* ========================================
   Header / Navigation
   ======================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-nav);
  background-color: rgba(var(--bg-rgb, 255, 255, 255), 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  transition: padding .3s ease;
}

[data-theme="light"] .site-header {
  --bg-rgb: 255, 255, 255;
}

[data-theme="dark"] .site-header {
  --bg-rgb: 15, 17, 19;
  border-bottom-color: var(--color-border);
}

.site-header.shrink {
  padding-top: 8px;
  padding-bottom: 8px;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  position: relative;
}

/* Logo */
.logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-text);
  text-decoration: none;
  letter-spacing: -0.02em;
}
.logo span {
  color: var(--color-accent);
}

/* Main Nav List */
.main-nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  list-style: none;
  margin: 0;
  padding: 0;
}

@media (min-width: 1024px) {
  .main-nav-list {
    gap: var(--space-lg);
  }
}

.main-nav-list a,
.main-nav-list button.nav-link {
  display: block;
  padding: 0.5rem;
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: all .2s ease;
}

.main-nav-list a:hover,
.main-nav-list a:focus,
.main-nav-list button.nav-link:hover {
  color: var(--color-accent);
  background-color: rgba(240, 81, 74, 0.08);
}

/* Active nav state */
.main-nav-list a[data-section].active,
.main-nav-list button.dropdown-toggle.active {
  color: var(--color-accent);
  font-weight: 600;
}

[data-theme="dark"] .main-nav-list a[data-section].active,
[data-theme="dark"] .main-nav-list button.dropdown-toggle.active {
  background-color: rgba(240, 81, 74, 0.15);
}

/* Dropdown Menu Wrapper */
.dropdown-menu-wrapper {
  position: relative;
}

/* Desktop Dropdown Submenu (hidden by default) */
.main-nav-list#desktop-menu .dropdown-submenu {
  position: absolute;
  top: calc(100% + var(--space-xs));
  left: 0;
  min-width: 240px;
  background-color: var(--color-bg);
  border-radius: var(--radius-sm);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  padding: var(--space-xs) 0;
  z-index: calc(var(--z-nav) + 2);

  /* Remove bullets */
  list-style: none;

  /* Hidden by default */
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity .2s ease, transform .2s ease, visibility .2s;
}

.main-nav-list#desktop-menu .dropdown-submenu li a {
  display: block;
  padding: 0.625rem var(--space-md);
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.main-nav-list#desktop-menu .dropdown-submenu li:last-child a {
  border-bottom: none;
}

.main-nav-list#desktop-menu .dropdown-submenu li a:hover,
.main-nav-list#desktop-menu .dropdown-submenu li a:focus {
  background-color: rgba(240, 81, 74, 0.08);
  color: var(--color-accent);
}

/* Dark theme desktop dropdown submenu */
[data-theme="dark"] .main-nav-list#desktop-menu .dropdown-submenu {
  background-color: var(--color-bg);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .main-nav-list#desktop-menu .dropdown-submenu li a {
  color: var(--color-text);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .main-nav-list#desktop-menu .dropdown-submenu li:last-child a {
  border-bottom: none;
}

[data-theme="dark"] .main-nav-list#desktop-menu .dropdown-submenu li a:hover,
[data-theme="dark"] .main-nav-list#desktop-menu .dropdown-submenu li a:focus {
  background-color: rgba(240, 81, 74, 0.15);
}

/* Show when expanded (desktop) - aria-expanded is on the wrapper li */
#desktop-menu .dropdown-menu-wrapper[aria-expanded="true"] .dropdown-submenu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-menu-wrapper > .nav-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 0.75rem var(--space-md);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-text);
  background-color: transparent;
  border: none;
  cursor: pointer;
}

/* Mobile dropdown toggle - accordion style */
@media (max-width: 767px) {
  .main-nav-list#mobile-menu .dropdown-menu-wrapper {
    position: static;
  }

  .main-nav-list#mobile-menu .dropdown-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 1rem var(--space-md);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text);
    background-color: rgba(240, 81, 74, 0.05);
    border: none;
    border-radius: 0;
  }

  .main-nav-list#mobile-menu .dropdown-toggle:hover,
  .main-nav-list#mobile-menu .dropdown-toggle:focus {
    background-color: rgba(240, 81, 74, 0.08);
    color: var(--color-accent);
  }

  .main-nav-list#mobile-menu .chevron-icon {
    position: relative;
    transform: none !important;
    transition: transform 0.3s ease;
  }

  .main-nav-list#mobile-menu .dropdown-toggle[aria-expanded="true"] .chevron-icon {
    transform: rotate(180deg);
  }

  .main-nav-list#mobile-menu .dropdown-submenu {
    position: static;
    width: 100%;
    background-color: rgba(240, 81, 74, 0.03);
    border: none;
    box-shadow: none;
    padding: 0 0 var(--space-md) 0;
    transform: none;
    /* Remove the !important overrides - let .visible class control visibility */
  }

  .main-nav-list#mobile-menu .dropdown-submenu li a {
    display: block;
    width: 100%;
    padding: 0.75rem calc(var(--space-md) + 16px);
    font-size: 1rem;
    font-weight: 500;
    background-color: transparent;
  }

  .main-nav-list#mobile-menu .dropdown-submenu li a:hover,
  .main-nav-list#mobile-menu .dropdown-submenu li a:focus {
    background-color: rgba(240, 81, 74, 0.06);
    color: var(--color-accent);
  }
}

.chevron-icon {
  transition: transform 0.3s ease;
}

.dropdown-menu-wrapper[aria-expanded="true"] .chevron-icon {
  transform: rotate(180deg);
}

/* Dropdown Submenu inside Mobile Menu */
.main-nav-list#mobile-menu .dropdown-submenu {
  position: static;
  display: block;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity .2s ease, transform .2s ease, visibility .2s;
  width: 100%;
  margin-top: var(--space-xs);

  /* Remove bullets */
  list-style: none;
}

.main-nav-list#mobile-menu .dropdown-submenu li a {
  padding: 0.75rem var(--space-md);
  font-size: 1rem;
  color: var(--color-text-muted);
  border-bottom: none;
}

/* Show when expanded */
.main-nav-list#mobile-menu .dropdown-submenu.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* Nav Toggle (Mobile) - only visible on mobile devices */
@media (max-width: 767px) {
  .nav-toggle {
    position: relative; /* Fixed: Establishes a boundary context for absolute lines */
    display: inline-block; /* Fixed: Prevents flex child alignment side-effects */
    width: 40px;
    height: 40px;
    padding: 0;
    background-color: transparent;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    color: var(--color-text);
  }

  .hamburger,
  .hamburger::before,
  .hamburger::after {
    display: block;
    width: 20px;
    height: 2px;
    background-color: currentColor;
    transition: opacity .3s ease;
  }

  /* Ensure hamburger has lower z-index than close icon */
  .nav-toggle .hamburger {
    position: relative;
    z-index: 5;
  }

  .hamburger::before,
  .hamburger::after {
    content: '';
    position: absolute;
  }

  .hamburger::before { top: -6px; }
  .hamburger::after { bottom: -6px; }

  /* Close icon (X) hidden by default, shown when menu is open */
  .close-icon {
    position: absolute;
    width: 24px;
    height: 24px;
    top: 8px;
    left: 8px;
    z-index: 10;
    display: none;
    stroke: currentColor;
  }

  /* Show close icon when menu is expanded */
  .nav-toggle[aria-expanded="true"] .close-icon {
    display: block;
  }

  /* Hide hamburger bars when close icon is shown */
  .nav-toggle[aria-expanded="true"] .hamburger,
  .nav-toggle[aria-expanded="true"] .hamburger::before,
  .nav-toggle[aria-expanded="true"] .hamburger::after {
    display: none;
  }

  /* Close icon hover effect */
  .nav-toggle:hover .close-icon,
  .nav-toggle:focus .close-icon {
    stroke: var(--color-accent);
  }

  /* Mobile Menu Overlay */
  .main-nav-list#mobile-menu {
    position: fixed;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100vh;
    max-width: 320px;
    background-color: var(--color-bg);
    padding-top: 72px;
    transition: left .3s ease-in-out;
    overflow-y: auto;
    z-index: calc(var(--z-nav) + 1);
  }

  /* Mobile menu should be vertical stack */
  .main-nav-list#mobile-menu {
    display: flex;
    flex-direction: column;
    align-items: stretch;
  }

  .main-nav-list#mobile-menu li {
    border-bottom: 1px solid var(--color-border);
  }

  .main-nav-list#mobile-menu a,
  .main-nav-list#mobile-menu .nav-link {
    display: block;
    padding: 1rem var(--space-md);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text);
    text-decoration: none;
    border: none;
  }

  .main-nav-list#mobile-menu a:hover,
  .main-nav-list#mobile-menu a:focus,
  .main-nav-list#mobile-menu .nav-link:hover {
    background-color: rgba(240, 81, 74, 0.08);
    color: var(--color-accent);
    padding-left: calc(var(--space-md) + 8px);
  }

  /* Active state for mobile menu */
  .main-nav-list#mobile-menu a[data-section].active {
    color: var(--color-accent);
    background-color: rgba(240, 81, 74, 0.1);
  }

  .main-nav-list#mobile-menu.open {
    left: 0;
  }

  .mobile-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: calc(var(--z-nav) - 1);
    opacity: 0;
    visibility: hidden;
    transition: opacity .3s ease, visibility .3s ease;
  }

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

/* ========================================
   Theme Toggle
   ======================================== */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  background-color: transparent;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--color-text);
  transition: color .2s ease, transform .2s ease;
}

/* Ensure icons are visible in both themes */
[data-theme="light"] .theme-toggle {
  color: #14171a;
}
[data-theme="dark"] .theme-toggle {
  color: #f2f3f4;
}

.theme-toggle:hover {
  color: var(--color-accent);
  transform: rotate(15deg);
}

/* Theme toggle icons - only show one at a time */
.sun-icon, .moon-icon {
  position: relative;
  width: 20px;
  height: 20px;
  display: block;
  transition: opacity .3s ease, transform .3s ease;
}

[data-theme="light"] .sun-icon {
  opacity: 1;
  transform: rotate(0);
  display: block;
}
[data-theme="light"] .moon-icon {
  opacity: 0;
  transform: rotate(-90deg);
  display: none;
}

[data-theme="dark"] .sun-icon {
  opacity: 0;
  transform: rotate(90deg);
  display: none;
}
[data-theme="dark"] .moon-icon {
  opacity: 1;
  transform: rotate(0);
  display: block;
}

/* ========================================
   Hero Section
   ======================================== */
.hero-section {
  padding-top: calc(var(--space-xxxl) + 72px);
  min-height: 90vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

/* Animated gradient blob background */
.hero-gradient-bg {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.3;
  z-index: 0;
  animation: floatGradient 20s ease-in-out infinite;
}

.hero-gradient-1 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, var(--color-accent), transparent);
  top: -10%;
  left: -10%;
  animation-delay: 0s;
}

.hero-gradient-2 {
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, #6366f1, transparent);
  bottom: -10%;
  right: -10%;
  animation-delay: -5s;
}

.hero-gradient-3 {
  width: 280px;
  height: 280px;
  background: radial-gradient(circle, #ec4899, transparent);
  top: 40%;
  left: 40%;
  animation-delay: -10s;
}

/* Dark mode gradient styles */
[data-theme="dark"] .hero-gradient-1 {
  background: radial-gradient(circle, var(--color-accent), rgba(240, 81, 74, 0.1));
}

[data-theme="dark"] .hero-gradient-2 {
  background: radial-gradient(circle, #6366f1, rgba(99, 102, 241, 0.1));
}

[data-theme="dark"] .hero-gradient-3 {
  background: radial-gradient(circle, #ec4899, rgba(236, 72, 153, 0.1));
}

/* Light mode gradient styles - more subtle */
[data-theme="light"] .hero-gradient-1,
[data-theme="light"] .hero-gradient-2,
[data-theme="light"] .hero-gradient-3 {
  opacity: 0.15;
}

@keyframes floatGradient {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -50px) scale(1.1); }
  66% { transform: translate(-20px, 30px) scale(0.9); }
}

.hero-content {
  max-width: var(--container-xl);
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
  animation: fadeInUp 0.8s ease-out;
}

.hero-badge {
  display: inline-block;
  padding: 0.5rem 1rem;
  background-color: var(--color-accent-tint);
  color: var(--color-accent);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-radius: 50px;
  margin-bottom: var(--space-lg);
}

.hero-heading {
  font-size: clamp(2.25rem, 7vw, 4.5rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-xl);
  color: var(--color-text);
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.hero-subhead {
  font-size: clamp(1rem, 2vw, 1.375rem);
  line-height: 1.6;
  max-width: 60ch;
  margin: 0 auto var(--space-xxl);
  color: var(--color-text-muted);
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-md);
}

/* Improved CTA Buttons */
.hero-btn-primary {
  background-color: var(--color-accent);
  color: #fff;
  border-radius: 50px;
  padding: 1.2rem 2.5rem;
  font-size: 1.125rem;
  font-weight: 600;
  box-shadow: 0 4px 20px rgba(240, 81, 74, 0.3);
}

.hero-btn-primary:hover {
  background-color: var(--color-accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(240, 81, 74, 0.4);
}

.hero-btn-secondary {
  background-color: transparent;
  color: var(--color-text);
  border-radius: 50px;
  padding: 1.2rem 2.5rem;
  font-size: 1.125rem;
  font-weight: 600;
  border: 2px solid var(--color-border);
}

.hero-btn-secondary:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background-color: rgba(240, 81, 74, 0.05);
  transform: translateY(-2px);
}

/* Trust Bar in Hero */
.hero-trust-bar {
  margin-top: var(--space-xl);
  padding: var(--space-lg) 0;
}

.hero-trust-text {
  font-size: 0.875rem;
  text-align: center;
  text-transform: uppercase;
  display: inline-block;
  padding: 0.5rem 1rem;
  background-color: var(--color-accent-tint);
  color: var(--color-accent);
  font-weight: 600;
  border-radius: 50px;
  margin-bottom: var(--space-lg);
}

.hero-trust-grid {
  display: flex;
  justify-content: center;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  background-color: rgba(var(--bg-rgb, 255, 255, 255), 0.03);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  transition: all .3s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: default;
}

[data-theme="light"] .trust-item {
  background-color: rgba(240, 81, 74, 0.05);
  border: 1px solid var(--color-border);
}

[data-theme="dark"] .trust-item {
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.trust-item:hover {
  transform: translateY(-2px);
  background-color: rgba(var(--bg-rgb, 255, 255, 255), 0.08);
}

[data-theme="light"] .trust-item:hover {
  border-color: var(--color-accent);
  box-shadow: 0 4px 12px rgba(240, 81, 74, 0.15);
}

.trust-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  animation: icon-pulse 3s ease-in-out infinite;
}

@keyframes icon-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; transform: scale(1); }
  25% { transform: scale(1.1); }
  75% { transform: scale(1.05); }
}

.trust-label {
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--color-text);
  white-space: nowrap;
}

/* ========================================
   What We Do Preview Section
   ======================================== */
.what-we-do-preview {
  margin-top: var(--space-xxl);
  padding: var(--space-xl) 0;
  border-radius: var(--radius-lg);
}

.preview-heading {
  text-align: center;
  font-size: 1.25rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-sm);
}

.preview-subhead {
  text-align: center;
  font-size: 1rem;
  color: var(--color-text-muted);
  max-width: var(--container-md);
  margin: 0 auto var(--space-xl);
}

.preview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-lg);
}

@media (min-width: 768px) {
  .preview-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.preview-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--space-lg);
  background-color: var(--color-surface);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--color-text);
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
  border: 1px solid transparent;
}

.preview-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
}

.preview-icon {
  width: 56px;
  height: 56px;
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-accent-tint);
  border-radius: 50%;
}

.preview-icon svg {
  width: 28px;
  height: 28px;
}

[data-theme="light"] .preview-icon {
  background-color: rgba(240, 81, 74, 0.1);
}

[data-theme="dark"] .preview-icon {
  background-color: rgba(255, 106, 98, 0.15);
}

.preview-title {
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 var(--space-xs);
  color: var(--color-text);
}

.preview-desc {
  font-size: 0.875rem;
  margin: 0;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* ========================================
   Hero Particle Background
   ======================================== */
.hero-particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}

#particle-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100% !important;
  height: 100% !important;
  display: block;
}

/* Particle styling based on theme */
[data-theme="light"] #particle-canvas {
  opacity: 0.6;
}

[data-theme="dark"] #particle-canvas {
  opacity: 0.8;
}

/* ========================================
   Cyber Bot Characters (Background Layer)
   Vibrant gradient-filled bots with theming
   ======================================== */

/* Theme Variables - Dark Mode (Default) */
:root,
[data-theme="dark"] {
  /* Primary brand colors for dark mode */
  --bot-primary-color: #f0514a;    /* Brand red */

  /* Extended palette per bot - vibrant neon/cyber colors */
  --bot-firewall-accent: #06b6d4;     /* Cyan - Firewall Guardian */
  --bot-hunter-accent: #8b5cf6;       /* Violet - Threat Hunter */
  --bot-encryption-accent: #d946ef;   /* Magenta - Encryption Bot */
  --bot-network-accent: #10b981;      /* Teal - Network Monitor */

  /* Body fills with gradient stops - vibrant with slight transparency for depth */
  --bot-body-fill: rgba(255, 255, 255, 0.1);
  --bot-stroke-color: rgba(255, 255, 255, 0.4);
  --bot-visor-color: #e2e8f0;

  /* Gradient colors - vibrant, glowing */
  --bot-gradient-stop-1: rgba(255, 255, 255, 0.9);
  --bot-gradient-stop-2: var(--bot-current-accent, #fff);
  --bot-gradient-stop-3: rgba(255, 255, 255, 0.8);

  /* Glow effects - strong neon for dark mode */
  --bot-core-glow: drop-shadow(0 0 8px var(--bot-current-accent)) drop-shadow(0 0 16px var(--bot-current-accent));
  --bot-core-fill: url(#bot-gradient-defs);

  /* Hover effects */
  --bot-hover-scale: 1.1;
  --bot-hover-opacity: 1;
}

/* Light Mode - Muted but still vibrant */
[data-theme="light"] {
  /* Body fills - richer, more opaque for light mode */
  --bot-body-fill: rgba(0, 0, 50, 0.08);
  --bot-stroke-color: rgba(0, 0, 50, 0.35);
  --bot-visor-color: #1e293b;

  /* Gradient colors - warmer, less neon */
  --bot-gradient-stop-1: rgba(255, 255, 255, 0.6);
  --bot-gradient-stop-2: var(--bot-current-accent, #64748b);
  --bot-gradient-stop-3: rgba(255, 255, 255, 0.5);

  /* Glow effects - subtle drop shadows in light mode */
  --bot-core-glow: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.15));
  --bot-core-fill: var(--bot-current-accent);

  /* Hover effects */
  --bot-hover-scale: 1.08;
  --bot-hover-opacity: 0.95;
}

/* ========================================
   Bot Container & Placement
   Organic asymmetric cluster layout
   ======================================== */

.cyber-bots-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
  pointer-events: none;
  z-index: -1;  /* Behind particles */
}

/* Base bot styles */
.cyber-bot {
  position: absolute;
  width: 140px;
  height: auto;
  opacity: 0.65;
  filter: var(--bot-core-glow);
  will-change: transform, opacity;
  animation: bot-idle-bob 4s ease-in-out infinite alternate;
}

/* ========================================
   Organically Clustered Positioning
   - Not corner-to-corner grid
   - Varied sizes for depth
   - Offset to avoid text zones
   ======================================== */

.bot-firewall {
  /* Cyan theme - top-left, slightly lower */
  --bot-current-accent: var(--bot-firewall-accent);
  bottom: 15%;
  left: calc(10% + var(--safe-zone-offset, 0px));
  width: 130px;
  z-index: -2;
}

.bot-hunter {
  /* Violet theme - top-right, slightly higher */
  --bot-current-accent: var(--bot-hunter-accent);
  top: 18%;
  right: calc(15% + var(--safe-zone-offset, 0px));
  width: 160px;  /* Largest bot for visual weight */
  z-index: -1;
}

.bot-encryption {
  /* Magenta theme - bottom-right */
  --bot-current-accent: var(--bot-encryption-accent);
  bottom: 5%;
  right: calc(8% + var(--safe-zone-offset, 0px));
  width: 120px;
  z-index: -3;
}

.bot-network {
  /* Teal theme - bottom-left */
  --bot-current-accent: var(--bot-network-accent);
  top: 65%;
  left: calc(5% + var(--safe-zone-offset, 0px));
  width: 110px;
  z-index: -2;
}

/* ========================================
   Bot Internal Elements
   ======================================== */

/* Torso Base */
.cyber-bot path.d,
.cyber-bot rect {
  fill: var(--bot-body-fill);
  stroke: var(--bot-stroke-color);
  stroke-width: 1.5;
  stroke-linejoin: round;
}

/* Glow Ring - subtle background radiance */
.bot-glow-ring {
  fill: none;
  stroke: var(--bot-current-accent);
  stroke-width: 1.5;
  stroke-opacity: 0.3;
  filter: blur(2px);
}

/* Core Group (Pulsing animation) */
.bot-core {
  animation: bot-core-pulse 3s ease-in-out infinite;
}

.bot-core-inner {
  fill: var(--bot-current-accent);
}

.bot-core-outer {
  stroke: var(--bot-current-accent);
  stroke-width: 1.5;
  animation: bot-core-ring 2s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

/* Bot Head - rotates independently for tracking */
.bot-head {
  transform-origin: center bottom;
  transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Core Glow Dot - visible through head */
.bot-core-glow {
  fill: var(--bot-current-accent);
  filter: drop-shadow(0 0 4px currentColor);
}

/* Visor / Scan Line Colors */
.bot-visor-color {
  stroke: var(--bot-visor-color);
}

/* Arm accents */
.bot-arms circle,
.bot-arms rect {
  fill: var(--bot-current-accent);
  box-shadow: 0 0 8px var(--bot-current-accent);
}

/* ========================================
   Bot-Specific Animations
   ======================================== */

@keyframes bot-idle-bob {
  0%, 100% { transform: translateY(0) rotateX(5deg); }
  50% { transform: translateY(-8px) rotateX(8deg); }
}

@keyframes bot-core-pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.03); opacity: 0.95; }
}

@keyframes bot-core-ring {
  0% { r: 24; opacity: 0.6; }
  100% { r: 60; opacity: 0; }
}

/* Hunter scan dish animation */
.bot-hunter .bot-scan-dish .bot-scan-line {
  stroke: var(--bot-current-accent);
  stroke-width: 2;
  animation: bot-radar-sweep 3s linear infinite;
  filter: drop-shadow(0 0 4px var(--bot-current-accent));
}

@keyframes bot-radar-sweep {
  0% { transform: rotate(0deg); opacity: 1; }
  50% { transform: rotate(180deg); opacity: 0.3; }
  100% { transform: rotate(360deg); opacity: 1; }
}

/* Network signal waves animation */
.bot-network .bot-signal-waves path {
  stroke: var(--bot-current-accent);
  stroke-width: 2;
  animation: bot-wave-pulse 2s ease-in-out infinite;
  filter: drop-shadow(0 0 4px var(--bot-current-accent));
}

@keyframes bot-wave-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.05); }
}

/* ========================================
   Interactive States
   ======================================== */

/* Mouse hover - only on devices that support it */
@media (hover: hover) {
  .cyber-bot:hover {
    animation-duration: 3s, 2s;
    opacity: var(--bot-hover-opacity);
  }

  .cyber-bot:hover .bot-head {
    /* Head tracking will override this with JS, but add slight scale */
  }

  /* Hover glow effect */
  .cyber-bot:hover .bot-core-outer {
    animation-duration: 1.5s;
  }
}

/* ========================================
   Responsive Scaling
   Cluster scales down as viewport shrinks
   ======================================== */

@media (max-width: 1600px) {
  :root {
    --cluster-scale-factor: 0.9;
  }

  .cyber-bot {
    width: calc(140px * var(--cluster-scale-factor, 1));
    transition: transform calc(var(--cluster-transition-duration, 0.3s)) ease-out;
  }
}

@media (max-width: 1200px) {
  :root {
    --cluster-scale-factor: 0.75;
  }

  .cyber-bot {
    width: calc(140px * var(--cluster-scale-factor, 1));
    /* Reduce opacity for smaller screens */
    opacity: 0.5;
  }
}

@media (max-width: 992px) {
  :root {
    --cluster-scale-factor: 0.6;
  }

  .cyber-bot {
    width: calc(140px * var(--cluster-scale-factor, 1));
  }

  /* Show only key bots on tablets */
  .bot-firewall,
  .bot-hunter { display: block; }
  .bot-encryption,
  .bot-network { display: none; }  /* Hide 2 smaller bots */
}

@media (max-width: 768px) {
  /* Hide all bots on mobile to preserve space for text */
  .cyber-bots-container { display: none; }
}

/* Trust Bar */
.trust-bar {
  background-color: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-lg) 0;
  margin-top: var(--space-xl);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: var(--space-md);
  text-align: center;
}

.trust-item .trust-value {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
}

.trust-item .trust-label {
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
}

/* ========================================
   About Section
   ======================================== */
.about-section {
  background-color: var(--color-bg-alt);
}

.mission-vision {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  margin-bottom: var(--space-xxl);
}

@media (min-width: 768px) {
  .mission-vision {
    grid-template-columns: repeat(2, 1fr);
  }
}

.mv-card {
  background-color: var(--color-surface);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform .3s ease;
}

.mv-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.mv-card h3 {
  font-size: 1.25rem;
  margin-bottom: var(--space-xs);
  color: var(--color-accent);
}

/* How We Work */
.how-we-work {
  margin-bottom: var(--space-xxl);
}

.hw-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

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

.hw-step {
  text-align: center;
}

.step-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--space-md);
  background-color: var(--color-accent-tint);
  color: var(--color-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
}

.hw-step h4 {
  margin-bottom: var(--space-sm);
  font-size: 1.125rem;
}

/* Core Values */
.core-values {
  text-align: center;
}

.cv-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

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

.cv-card {
  background-color: var(--color-surface);
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: transform .3s ease;
}

.cv-card:hover {
  transform: translateY(-2px);
}

.cv-card h4 {
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

/* ========================================
   Services Section
   ======================================== */
.services-section {
  background-color: var(--color-bg);
  position: relative;
}

.services-intro {
  text-align: center;
  max-width: var(--container-md);
  margin: 0 auto var(--space-xl);
  color: var(--color-text-muted);
}

/* Services Navigation (Desktop) */
.services-nav {
  display: flex;
  justify-content: center;
  margin-bottom: var(--space-xxl);
}

.services-chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  list-style: none;
  padding: 0;
  justify-content: center;
}

.services-chips li a {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  background-color: var(--color-bg-alt);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: all .2s ease;
}

.services-chips li a:hover {
  color: var(--color-accent);
  background-color: var(--color-accent-tint);
}

/* Service Blocks */
.service-block {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin-bottom: var(--space-xxl);
  box-shadow: var(--shadow-sm);
  scroll-margin-top: 80px;
  transition: transform .3s ease, box-shadow .3s ease;
}

.service-block:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.service-header {
  margin-bottom: var(--space-md);
}

.service-title {
  font-size: 1.5rem;
  color: var(--color-text);
}

.accent-divider {
  display: block;
  width: 60px;
  height: 3px;
  background-color: var(--color-accent);
  margin-top: var(--space-sm);
  border-radius: 2px;
}

.service-features {
  list-style: none;
  padding: 0;
  margin: 0;
}

.service-features li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: 1rem 0;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-muted);
}

.service-features li:last-child {
  border-bottom: none;
}

.service-features svg {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  color: var(--color-accent);
  margin-top: 0.125rem;
}

/* Services Intro CTA */
.services-intro-cta {
  background-color: var(--color-bg-alt);
  padding: var(--space-xxl) 0;
  text-align: center;
}

.intro-cta-text {
  max-width: var(--container-md);
  margin: 0 auto var(--space-xl);
  color: var(--color-text-muted);
}

/* ========================================
   Contact Section
   ======================================== */
.contact-section {
  background-color: var(--color-bg-alt);
}

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xxl);
}

@media (min-width: 992px) {
  .contact-wrapper {
    grid-template-columns: 1.5fr 1fr;
    align-items: start;
  }
}

/* Form Styling */
.contact-form {
  background-color: var(--color-surface);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.form-status {
  margin-bottom: var(--space-md);
  padding: 1rem;
  border-radius: var(--radius-md);
  font-weight: 500;
}

.form-status.success {
  background-color: #d1fae5;
  color: #065f46;
}

.form-status.error {
  background-color: #fee2e2;
  color: #991b1b;
}

/* Honeypot */
.form-field-honeypot {
  display: none !important;
}

/* Form Rows and Fields */
.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

@media (min-width: 640px) {
  .form-row {
    grid-template-columns: repeat(2, 1fr);
  }
}

.form-field {
  position: relative;
}

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

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  font-family: inherit;
  color: var(--color-text);
  background-color: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color .2s ease, box-shadow .2s ease;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(240, 81, 74, 0.15);
}

.form-field input[required]:valid,
.form-field select[required]:valid,
.form-field textarea[required]:valid {
  border-color: var(--color-accent);
}

.field-error {
  position: absolute;
  top: calc(100% + var(--space-xs));
  left: 0;
  font-size: 0.75rem;
  color: #dc2626;
  visibility: hidden;
  opacity: 0;
  transition: opacity .2s ease, visibility .2s ease;
}

.field-error.visible {
  visibility: visible;
  opacity: 1;
}

/* Select styling */
.form-field select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%235B6470' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 16px;
  padding-right: 2.5rem;
}

/* Textarea */
.form-field textarea {
  resize: vertical;
  min-height: 120px;
}

/* Form button state */
.btn-spinner {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-left: var(--space-xs);
}

.btn-spinner svg {
  animation: spin 1s linear infinite;
}

.btn-text { transition: opacity .2s ease; }
.btn-spinner.hidden + .btn-text, .btn:not(:disabled):not(.processing) .btn-spinner {
  visibility: visible;
  opacity: 1;
}

.btn:disabled .btn-spinner {
  visibility: visible;
  opacity: 1;
}

.btn:disabled .btn-text {
  visibility: hidden;
  opacity: 0;
}

@keyframes spin { to { transform: rotate(360deg); } }

.form-note {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-align: center;
  margin-top: var(--space-md);
}

/* Contact Info */
.contact-info {
  background-color: var(--color-surface);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.contact-info h3 {
  font-size: 1.25rem;
  margin-bottom: var(--space-xl);
}

.info-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.info-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.info-item svg {
  color: var(--color-accent);
}

.info-label {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  margin-bottom: 2px;
}

.info-value {
  color: var(--color-text);
  font-weight: 600;
  transition: color .2s ease;
}

.info-value:hover {
  color: var(--color-accent);
}

/* Back to Top */
.back-to-top {
  position: sticky;
  bottom: var(--space-lg);
  width: 56px;
  height: 56px;
  margin-top: var(--space-xl);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all .3s ease;
  opacity: 0;
  visibility: hidden;
}

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

.back-to-top:hover {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

.back-to-top svg {
  color: var(--color-text);
}

/* ========================================
   CTA Banner
   ======================================== */
.cta-banner {
  background-color: var(--color-bg-alt);
  padding: var(--space-xxl) 0;
  text-align: center;
}

.cta-banner h3 {
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  margin-bottom: var(--space-md);
}

/* ========================================
   Footer
   ======================================== */
.site-footer {
  background-color: #0F1113;
  color: var(--color-text-muted);
  padding-top: var(--space-xxl);
  padding-bottom: var(--space-lg);
}

[data-theme="dark"] .site-footer {
  --bg-rgb: 15, 17, 19;
}

.site-footer a {
  color: inherit;
  transition: color .2s ease;
}

.site-footer a:hover {
  color: var(--color-accent);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

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

.footer-brand .footer-logo {
  display: block;
  font-size: 1.25rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: var(--space-sm);
}

/* Footer Nav */
.footer-nav ul,
.footer-services-list ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-nav h4 {
  color: #fff;
  margin-bottom: var(--space-lg);
  font-size: 1rem;
}

.footer-nav li {
  margin-bottom: var(--space-sm);
}

/* Footer Contact */
.footer-contact h4,
.footer-contact ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-contact h4 {
  color: #fff;
  margin-bottom: var(--space-lg);
  font-size: 1rem;
}

.footer-contact li {
  margin-bottom: var(--space-sm);
}

/* Footer Bottom */
.footer-bottom {
  text-align: center;
  padding-top: var(--space-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* ========================================
   Animations
   ======================================== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in-up {
  animation: fadeInUp 0.6s ease-out forwards;
}

/* Trust bar staggered animations */
.trust-item:nth-child(1) { animation-delay: 0.1s; }
.trust-item:nth-child(2) { animation-delay: 0.2s; }
.trust-item:nth-child(3) { animation-delay: 0.3s; }

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html { scroll-behavior: auto; }
}

/* ========================================
   Responsive Utilities
   ======================================== */
@media (max-width: 767px) {
  .mobile-hidden { display: none !important; }

  /* Trust bar responsive - stack items on mobile */
  .hero-trust-grid {
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
  }

  .trust-item {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }
}

/* ========================================
   Responsive Navigation
   ======================================== */
@media (max-width: 767px) {
  /* Hide desktop nav list on mobile (will use mobile menu overlay) */
  .main-nav-list:not(#mobile-menu) {
    display: none !important;
  }

  /* Show mobile menu overlay as full-screen drawer */
  .main-nav-list#mobile-menu {
    width: 100%;
    max-width: none;
    padding-top: 72px;
  }
}

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

  /* Mobile menu hidden on desktop */
  .main-nav-list#mobile-menu {
    display: none !important;
  }
}

/* Footer particle effect */
.footer-particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

[data-theme="light"] .footer-particles { opacity: 0.25; }
[data-theme="dark"] .footer-particles { opacity: 0.35; }

/* ========================================
   Footer Section
   ======================================== */
.site-footer {
  position: relative;
  background-color: #0F1113;
  color: var(--color-text-muted);
  padding-top: var(--space-xxl);
  padding-bottom: var(--space-lg);
  overflow: hidden;
}

/* Dark theme overrides for footer */
[data-theme="dark"] .site-footer {
  --bg-rgb: 15, 17, 19;
}

.site-footer a {
  color: inherit;
  transition: color .2s ease;
}

.site-footer a:hover {
  color: var(--color-accent);
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xxl);
  position: relative;
  z-index: 1;
}

@media (min-width: 640px) {
  .footer-content {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer-content {
    grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
  }
}

/* Brand Section */
.footer-brand {
  margin-bottom: var(--space-lg);
}

.footer-brand .logo {
  display: inline-block;
  font-size: 1.5rem;
  font-weight: 800;
  color: #fff;
  text-decoration: none;
  letter-spacing: -0.02em;
  vertical-align: middle;
}

.footer-brand .logo span {
  color: var(--color-accent);
}

.footer-tagline {
  display: block;
  margin-top: var(--space-sm);
  font-size: 0.9rem;
  opacity: 0.8;
}

/* Footer Nav Section */
.footer-nav h4,
.footer-services h4,
.footer-contact h4 {
  color: #fff;
  font-size: 1rem;
  margin-bottom: var(--space-lg);
  font-weight: 600;
}

.footer-nav ul,
.footer-services ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-nav li a,
.footer-services li a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  padding-left: var(--space-xs);
  position: relative;
  transition: all .2s ease;
}

.footer-nav li a::before,
.footer-services li a::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  width: 4px;
  height: 4px;
  background-color: var(--color-accent);
  border-radius: 50%;
  transform: translateY(-50%) scale(0);
  transition: transform .2s ease, opacity .2s ease;
  opacity: 0;
}

.footer-nav li a:hover,
.footer-services li a:hover {
  padding-left: calc(var(--space-xs) + 8px);
  color: var(--color-accent);
}

.footer-nav li a:hover::before,
.footer-services li a:hover::before {
  transform: translateY(-50%) scale(1);
  opacity: 1;
}

/* Footer Contact Section */
.footer-contact .info-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.footer-contact .info-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
}

.footer-contact .info-item svg {
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.contact-detail {
  display: flex;
  flex-direction: column;
}

/* Footer Bottom */
.footer-bottom {
  text-align: center;
  padding-top: var(--space-lg);
  margin-top: var(--space-xxl);
  position: relative;
  z-index: 1;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  opacity: 0.7;
}

/* ========================================
   Print Styles
   ======================================== */
@media print {
  .site-header,
  .site-footer,
  .btn,
  .back-to-top {
    display: none;
  }

  body { color: #000; }

  section[id] { scroll-margin-top: 0; }
}