/**
 * Layout Styles
 * 
 * Contains page structure, header, footer, and grid layouts.
 */

/********************************
 * Container
 ********************************/
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/********************************
 * Site Header
 ********************************/
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-height);
  background: var(--surface-glass);
  backdrop-filter: blur(var(--glass-blur)) var(--glass-saturation);
  -webkit-backdrop-filter: blur(var(--glass-blur)) var(--glass-saturation);
  border-bottom: 1px solid var(--glass-border);
  transition: background 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease;
}

.site-header.scrolled {
  background: var(--surface-glass-hover);
  border-bottom-color: var(--border-hover);
  box-shadow: var(--shadow-md);
}

/********************************
 * Brand / Logo
 ********************************/
.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
}

.brand:hover {
  color: var(--primary-600);
}

.logo-square {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.logo-square img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/********************************
 * Primary Navigation
 ********************************/
.primary-nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.primary-nav a {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
  position: relative;
}

.primary-nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  box-shadow: 0 0 8px rgba(99, 102, 241, 0.50);
  transition: width var(--transition-fast);
}

.primary-nav a:hover::after,
.primary-nav a.active::after {
  width: 100%;
}

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

/********************************
 * Header Actions
 ********************************/
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.header-actions input[type="search"] {
  width: 140px;
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-size-sm);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.header-actions input[type="search"]:focus {
  width: 180px;
  border-color: var(--border-focus);
}

@media (max-width: 480px) {
  .header-actions input[type="search"] {
    width: 32px;
    padding: 0;
    text-indent: -9999px;
    background: transparent url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='currentColor'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M21 21l-6-6m2-5a7 7 0 11-14 0 7 7 0 0114 0z'%3E%3C/path%3E%3C/svg%3E") no-repeat center center;
    background-size: 20px;
    border: none;
  }

  .header-actions input[type="search"]:focus {
    width: 140px;
    text-indent: 0;
    padding-left: var(--space-4);
    background: var(--surface);
    border: 1px solid var(--border);
  }
}

/********************************
 * User Session
 ********************************/
.user-session {
  display: flex;
  align-items: center;
}

.profile-menu {
  position: relative;
}

.profile-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  min-width: 180px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-2);
  display: none;
  z-index: 10;
}

.profile-dropdown a {
  display: block;
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.profile-dropdown a:hover {
  background: var(--surface-hover);
  color: var(--text-primary);
}

/********************************
 * Mobile Menu
 ********************************/
.hamburger {
  display: none;
}

#mobileMenu {
  display: none;
  position: fixed;
  /* top: 72px; */
  left: 0;
  right: 0;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: var(--space-4);
  box-shadow: var(--shadow-lg);
}

#mobileMenu.active {
  display: block;
}

.menu-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.menu-inner a {
  display: block;
  padding: var(--space-3) var(--space-4);
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
}

.menu-inner a:hover,
.menu-inner a.active {
  background: var(--surface-hover);
  color: var(--text-primary);
}

@media (max-width: 768px) {
  .primary-nav {
    display: none;
  }

  .hamburger {
    display: inline-flex;
  }

  .header-actions input[type="search"] {
    width: 140px;
  }

  .header-actions input[type="search"]:focus {
    width: 180px;
  }

  #loginBtn span {
    display: none;
  }

  #loginBtn i {
    margin-right: 0 !important;
  }
}

/********************************
 * Site Footer
 ********************************/
.site-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: var(--space-16) 0 var(--space-6);
  margin-top: var(--section-gap);
}

.footer-inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

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

@media (max-width: 576px) {
  .footer-inner {
    grid-template-columns: 1fr;
  }
}

.footer-column h4 {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

.footer-column p {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  line-height: var(--line-height-relaxed);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-links a {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--primary-600);
}

/********************************
 * Social Icons
 ********************************/
.social-icons {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.social-icons a {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.social-icons a:hover {
  background: var(--primary-600);
  border-color: var(--primary-600);
  color: white;
}

/********************************
 * Newsletter Form
 ********************************/
.footer-newsletter-form {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.footer-newsletter-input {
  flex: 1;
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.footer-newsletter-button {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-5);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: white;
  background: var(--primary-600);
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.footer-newsletter-button:hover {
  background: var(--primary-700);
}

/********************************
 * Footer Bottom
 ********************************/
.footer-bottom {
  text-align: center;
  padding-top: var(--space-6);
  margin-top: var(--space-8);
  border-top: 1px solid var(--border);
}

.footer-bottom small {
  font-size: var(--font-size-sm);
  color: var(--text-tertiary);
}

/********************************
 * Back to Top Button
 ********************************/
#backToTop {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-600);
  color: white;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-normal);
  z-index: 999;
  /* Increased z-index */
}

@media (max-width: 480px) {
  #backToTop {
    bottom: 12px;
    right: 12px;
    width: 36px;
    height: 36px;
  }
}

#backToTop.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

#backToTop:hover {
  background: var(--primary-700);
  transform: translateY(-4px);
}

/********************************
 * Hero Section
 ********************************/
.hero {
  padding: calc(var(--header-height) + var(--space-16)) 0 var(--space-16);
  background: var(--gradient-hero);
  min-height: 80vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

/* Ambient glow blobs */
.hero::before,
.hero::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  animation: blobFloat 14s ease-in-out infinite;
}

.hero::before {
  width: 600px;
  height: 600px;
  top: -200px;
  right: -150px;
  background: radial-gradient(circle, var(--blob-primary) 0%, transparent 70%);
  animation-delay: 0s;
}

.hero::after {
  width: 500px;
  height: 500px;
  bottom: -180px;
  left: -100px;
  background: radial-gradient(circle, var(--blob-secondary) 0%, transparent 70%);
  animation-delay: -7s;
}

@keyframes blobFloat {

  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }

  33% {
    transform: translate(30px, -40px) scale(1.05);
  }

  66% {
    transform: translate(-20px, 20px) scale(0.97);
  }
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

@media (max-width: 992px) {
  .hero {
    padding: 85px 0 var(--space-10);
  }

  .hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--space-4);
  }

  .hero-visual {
    order: -1;
    max-width: 100%;
    width: 100%;
    min-height: 320px;
    margin: 0 auto var(--space-4);
  }
}

.hero-left h1 {
  font-size: var(--font-size-6xl);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--space-4);
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

@media (max-width: 768px) {
  .hero-left h1 {
    font-size: var(--font-size-4xl);
  }
}

@media (max-width: 480px) {
  .hero-left h1 {
    font-size: var(--font-size-3xl);
  }
}

.hero-left p {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  margin-bottom: var(--space-6);
}

.hero-ctas {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

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

.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 440px;
  perspective: 1500px;
  /* Increased for better depth */
  width: 100%;
  max-width: 600px;
}

/* Hologram Effects */
.hologram-layers {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  /* Behind character canvas but inside visual container */
  overflow: visible;
  /* Allow UI frame to float slightly outside if needed */
  transition: transform 0.5s ease;
}

@media (max-width: 480px) {
  .hologram-layers {
    transform: scale(0.85);
    transform-origin: center bottom;
  }
}

@media (max-width: 360px) {
  .hologram-layers {
    transform: scale(0.75);
  }
}

/* Website UI Frame (Box) - Enhanced Glass & Metallic */
.website-ui-frame {
  position: absolute;
  top: 10%;
  left: 50%;
  width: min(90vw, 440px);
  height: min(70vw, 340px);
  transform: translate(-50%, 0) rotateY(-15deg) rotateX(5deg);
  background: var(--ui-frame-bg);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--ui-frame-border);
  border-top-color: rgba(255, 255, 255, 0.4);
  border-left-color: rgba(255, 255, 255, 0.4);
  border-radius: var(--radius-2xl);
  box-shadow: var(--ui-frame-shadow);
  z-index: -2;
  opacity: 0.98;
  animation: floatUI 10s ease-in-out infinite;
  overflow: hidden;
  color: var(--ui-frame-text);
}

.website-ui-frame::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(45deg,
      transparent 45%,
      rgba(255, 255, 255, 0.05) 48%,
      rgba(255, 255, 255, 0.15) 50%,
      rgba(255, 255, 255, 0.05) 52%,
      transparent 55%);
  animation: glassReflection 12s linear infinite;
  pointer-events: none;
}

@keyframes glassReflection {
  0% {
    transform: rotate(0deg) translate(-30%, -30%);
  }

  100% {
    transform: rotate(0deg) translate(30%, 30%);
  }
}

@keyframes floatUI {

  0%,
  100% {
    transform: translate(-50%, 0) rotateY(-15deg) rotateX(5deg) translateY(0);
  }

  50% {
    transform: translate(-50%, 0) rotateY(-10deg) rotateX(8deg) translateY(-20px);
  }
}

.ui-header {
  padding: 8px 16px;
  background: var(--ui-frame-header);
  display: flex;
  align-items: center;
  gap: 20px;
  border-bottom: 1px solid var(--ui-frame-line);
  backdrop-filter: blur(10px);
}

.ui-dots {
  display: flex;
  gap: 6px;
}

.ui-dots span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
}

.ui-dots span:nth-child(1) {
  background: #ff5f56;
}

.ui-dots span:nth-child(2) {
  background: #ffbd2e;
}

.ui-dots span:nth-child(3) {
  background: #27c93f;
}

.ui-tabs {
  display: flex;
  gap: 4px;
}

.ui-tab {
  font-size: 10px;
  padding: 4px 12px;
  background: var(--ui-frame-line);
  border-radius: 4px 4px 0 0;
  color: var(--ui-frame-text-dim);
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s;
  font-weight: 600;
}

.ui-tab.active {
  background: var(--ui-frame-header);
  color: var(--ui-frame-accent);
  text-shadow: var(--ui-frame-glow);
}

.ui-body.dashboard-layout {
  display: grid;
  grid-template-columns: 140px 1fr;
  flex: 1;
  overflow: hidden;
  padding: 0;
}

.ui-sidebar {
  background: var(--ui-frame-sidebar);
  border-right: 1px solid var(--ui-frame-line);
  display: flex;
  flex-direction: column;
  padding: 12px;
  user-select: none;
}

.sidebar-header {
  font-size: 9px;
  font-weight: 800;
  color: var(--ui-frame-text-dim);
  margin-bottom: 12px;
  letter-spacing: 1px;
  opacity: 0.8;
}

.sidebar-tree {
  font-size: 11px;
  color: var(--ui-frame-text);
  flex: 1;
}

.tree-item {
  padding: 3px 0;
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.tree-item i {
  width: 12px;
  text-align: center;
  font-size: 10px;
}

.tree-item.active {
  color: var(--ui-frame-accent);
  background: var(--ui-frame-line);
  text-shadow: var(--ui-frame-glow);
}

.tree-item.indent {
  padding-left: 12px;
}

.tree-item.indent-2 {
  padding-left: 24px;
}

.sidebar-stats {
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid var(--ui-frame-line);
}

.stat-item {
  margin-bottom: 10px;
}

.stat-label {
  font-size: 9px;
  color: var(--ui-frame-text-dim);
  margin-bottom: 4px;
  display: flex;
  justify-content: space-between;
}

.stat-bar {
  height: 3px;
  background: var(--ui-frame-line);
  border-radius: 2px;
  overflow: hidden;
}

.stat-bar .fill {
  height: 100%;
  background: var(--ui-frame-accent);
  box-shadow: 0 0 8px var(--ui-frame-accent);
}

.ui-main-content {
  padding: 16px;
  background: var(--ui-frame-inner-bg);
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.ui-dashboard-footer {
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid var(--ui-frame-line);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
  user-select: none;
}

.mini-chart-box {
  background: var(--ui-frame-inner-bg);
  padding: 8px;
  border-radius: 6px;
  border: 1px solid var(--ui-frame-line);
}

.chart-header {
  font-size: 8px;
  font-weight: 800;
  color: var(--ui-frame-text-dim);
  margin-bottom: 6px;
  letter-spacing: 0.5px;
  opacity: 0.8;
}

.mini-chart {
  width: 100%;
  height: 20px;
  overflow: visible;
}

#chart-path {
  stroke-dasharray: 200;
  stroke-dashoffset: 200;
  animation: chartDraw 4s linear infinite;
  filter: drop-shadow(0 0 3px var(--ui-frame-accent));
}

@keyframes chartDraw {
  0% {
    stroke-dashoffset: 200;
  }

  50% {
    stroke-dashoffset: 0;
  }

  100% {
    stroke-dashoffset: -200;
  }
}

.system-logs {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.log-item {
  font-size: 9px;
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.log-item i {
  font-size: 8px;
}

.log-item.error {
  color: var(--error);
  text-shadow: 0 0 4px var(--error);
}

.log-item.warning {
  color: var(--warning);
  text-shadow: 0 0 4px var(--warning);
}

.log-item.info {
  color: var(--success);
  text-shadow: 0 0 4px var(--success);
}

.ui-footer {
  padding: 4px 16px;
  background: var(--primary-600);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 10px;
  color: rgba(255, 255, 255, 0.9);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-left,
.footer-right {
  display: flex;
  gap: 15px;
}

.typing-container {
  font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
  font-size: 11px;
  color: var(--ui-frame-text);
  line-height: 1.5;
  height: 100%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
  text-shadow: var(--ui-frame-glow);
  font-weight: 500;
}

/* Scanline Effect */
.typing-container::after {
  content: " ";
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.05) 50%);
  z-index: 2;
  background-size: 100% 4px;
  pointer-events: none;
}

.typing-history {
  display: flex;
  flex-direction: column;
  gap: 4px;
  opacity: 0.8;
  margin-bottom: 4px;
}

.typing-line {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  position: relative;
  z-index: 3;
}

.prompt {
  color: var(--ui-frame-accent);
  font-weight: 700;
  user-select: none;
  text-shadow: var(--ui-frame-glow);
}

.cursor {
  display: inline-block;
  width: 8px;
  height: 1.2em;
  background: var(--accent-300);
  margin-left: 2px;
  vertical-align: middle;
  animation: terminalCursorBlink 0.8s step-end infinite;
  box-shadow: 0 0 10px var(--accent-300);
}

@keyframes terminalCursorBlink {

  from,
  to {
    opacity: 1;
  }

  50% {
    opacity: 0;
  }
}

.history-item {
  display: flex;
  gap: 8px;
  animation: fadeIn 0.2s ease-out;
}

.history-item.status {
  color: var(--success);
  text-shadow: 0 0 8px var(--success);
}

.history-item.error {
  color: var(--error);
  text-shadow: 0 0 8px var(--error);
}

.history-item.data {
  color: var(--primary-300);
  font-size: 9px;
  opacity: 0.6;
}

.history-item.warning {
  color: var(--warning);
  text-shadow: 0 0 8px var(--warning);
}

.history-item.alert {
  color: #ff00ff;
  text-shadow: 0 0 10px #ff00ff;
  font-weight: bold;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateX(-5px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.ui-line {
  height: 6px;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.1), transparent);
  border-radius: 3px;
  width: 90%;
}

.ui-line.short {
  width: 50%;
}

/* Illuminated Circuit Pattern */
.hologram-circuit {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    radial-gradient(circle at 10px 10px, rgba(99, 102, 241, 0.3) 1px, transparent 1px),
    linear-gradient(rgba(99, 102, 241, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99, 102, 241, 0.05) 1px, transparent 1px);
  background-size: 40px 40px, 40px 40px, 40px 40px;
  opacity: 0.5;
  mask-image: radial-gradient(circle at center, black 40%, transparent 90%);
  -webkit-mask-image: radial-gradient(circle at center, black 40%, transparent 90%);
  z-index: -3;
}

/* Holographic Upward Beam */
.hologram-beam {
  position: absolute;
  bottom: 0;
  left: 50%;
  width: min(95vw, 480px);
  height: 120%;
  /* Extend slightly above the visual area */
  transform: translateX(-50%);
  background: linear-gradient(to top, rgba(99, 102, 241, 0.3) 0%, rgba(99, 102, 241, 0.1) 50%, transparent 100%);
  clip-path: polygon(35% 100%, 65% 100%, 100% 0, 0 0);
  z-index: -1;
  opacity: 0.5;
  filter: blur(15px);
  /* animation: beamFlicker 6s ease-in-out infinite; */
  pointer-events: none;

}

@keyframes beamFlicker {

  0%,
  100% {
    opacity: 0.3;
    transform: translateX(-50%) scaleX(1);
  }

  30% {
    opacity: 0.5;
    transform: translateX(-50%) scaleX(1.1);
  }

  60% {
    opacity: 0.4;
    transform: translateX(-50%) scaleX(0.95);
  }
}

/* Base Plate (Metallic) - Enhanced Glow */
.hologram-plate {
  position: absolute;
  bottom: -5%;
  left: 50%;
  width: min(100vw, 520px);
  height: 120px;
  transform: translate(-50%, 50%) rotateX(75deg);
  background: radial-gradient(circle, rgba(255, 255, 255, 0.15) 0%, rgba(99, 102, 241, 0.3) 30%, transparent 80%);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  box-shadow: 0 0 80px rgba(99, 102, 241, 0.3), inset 0 0 30px rgba(255, 255, 255, 0.1);
  z-index: -4;
}

.hologram-ring {
  position: absolute;
  bottom: 5%;
  left: 50%;
  width: min(75vw, 340px);
  height: min(75vw, 340px);
  transform: translate(-50%, 50%) rotateX(75deg);
  border-radius: 50%;
  /* Segmented ring effect */
  background: conic-gradient(from 0deg,
      transparent 0deg,
      rgba(99, 102, 241, 0.4) 20deg,
      transparent 40deg,
      rgba(99, 102, 241, 0.4) 160deg,
      transparent 180deg,
      rgba(99, 102, 241, 0.4) 200deg,
      transparent 220deg,
      rgba(99, 102, 241, 0.4) 340deg,
      transparent 360deg);
  -webkit-mask: radial-gradient(circle, transparent 67%, black 68%);
  mask: radial-gradient(circle, transparent 67%, black 68%);
  box-shadow: 0 0 40px rgba(99, 102, 241, 0.2);
  animation: rotateRing 12s linear infinite;
}

.hologram-ring::after {
  content: '';
  position: absolute;
  top: -4px;
  left: -4px;
  right: -4px;
  bottom: -4px;
  border: 2px dashed rgba(99, 102, 241, 0.4);
  border-radius: 50%;
}

@keyframes rotateRing {
  from {
    transform: translate(-50%, 50%) rotateX(75deg) rotateZ(0deg);
  }

  to {
    transform: translate(-50%, 50%) rotateX(75deg) rotateZ(360deg);
  }
}

.hologram-glow {
  position: absolute;
  bottom: -20px;
  left: 50%;
  width: min(90vw, 450px);
  height: 150px;
  transform: translateX(-50%);
  background: radial-gradient(ellipse at center, rgba(99, 102, 241, 0.1) 0%, transparent 70%);
  filter: blur(25px);
  z-index: -1;
}

.hologram-scanlines {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: repeating-linear-gradient(transparent,
      transparent 4px,
      rgba(99, 102, 241, 0.02) 5px,
      transparent 6px);
  animation: moveScanlines 30s linear infinite;
  opacity: 0.6;
}

@keyframes moveScanlines {
  from {
    background-position: 0 0;
  }

  to {
    background-position: 0 100%;
  }
}

.hologram-pulse {
  position: absolute;
  top: 35%;
  /* Centered around character core */
  left: 50%;
  width: 20px;
  height: 20px;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(99, 102, 241, 0.3) 0%, transparent 70%);
  border-radius: 50%;
  animation: pulseWave 6s ease-out infinite;
}

@keyframes pulseWave {
  0% {
    transform: translate(-50%, -50%) scale(0.5);
    opacity: 0;
  }

  20% {
    opacity: 0.4;
  }

  100% {
    transform: translate(-50%, -50%) scale(25);
    opacity: 0;
  }
}

.hologram-particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.particle {
  position: absolute;
  background: rgba(99, 102, 241, 0.5);
  border-radius: 50%;
  pointer-events: none;
  filter: blur(1px);
}

.rising-particle {
  position: absolute;
  background: #fff;
  border-radius: 50%;
  pointer-events: none;
  box-shadow: 0 0 8px rgba(255, 255, 255, 0.8), 0 0 15px rgba(99, 102, 241, 0.5);
  z-index: 2;
  filter: blur(0.5px);
  mix-blend-mode: screen;
}

.hero-visual canvas {
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: var(--radius-2xl);
  display: block;
  position: relative;
  z-index: 1;
  /* Above hologram layers */
  /* Smoothly fade out the bottom edge to blend with the website */
  -webkit-mask-image: linear-gradient(to bottom, black 85%, transparent 100%);
  mask-image: linear-gradient(to bottom, black 85%, transparent 100%);
}

#three-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  /* Behind character but inside visual container */
  opacity: 0.8;
  pointer-events: none;
}

.canvas-loader {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 5;
  transition: opacity 0.3s ease;
}

.canvas-loader.hidden {
  opacity: 0;
  pointer-events: none;
}

.react-loader {
  position: relative;
  width: 80px;
  height: 80px;
  display: flex;
  justify-content: center;
  align-items: center;
  perspective: 800px;
}

.react-loader .nucleus {
  position: absolute;
  width: 14px;
  height: 14px;
  background: var(--primary-500);
  border-radius: 50%;
  box-shadow: 0 0 15px var(--primary-400), 0 0 30px var(--primary-600);
  z-index: 2;
  animation: nucleus-pulse 2s ease-in-out infinite;
}

.react-loader .orbit {
  position: absolute;
  width: 100%;
  height: 100%;
  border: 2.5px solid var(--primary-500);
  border-radius: 50%;
  opacity: 0.8;
}

.react-loader .orbit:nth-child(2) {
  animation: react-spin-1 2.5s linear infinite;
}

.react-loader .orbit:nth-child(3) {
  animation: react-spin-2 2.5s linear infinite;
}

.react-loader .orbit:nth-child(4) {
  animation: react-spin-3 2.5s linear infinite;
}

@keyframes nucleus-pulse {

  0%,
  100% {
    transform: scale(1);
    opacity: 1;
  }

  50% {
    transform: scale(1.2);
    opacity: 0.8;
  }
}

@keyframes react-spin-1 {
  0% {
    transform: rotate3d(1, 1, 1, 0deg);
  }

  100% {
    transform: rotate3d(1, 1, 1, 360deg);
  }
}

@keyframes react-spin-2 {
  0% {
    transform: rotate3d(1, -1, 1, 0deg);
  }

  100% {
    transform: rotate3d(1, -1, 1, 360deg);
  }
}

@keyframes react-spin-3 {
  0% {
    transform: rotate3d(-1, 1, 1, 0deg);
  }

  100% {
    transform: rotate3d(-1, 1, 1, 360deg);
  }
}

/********************************
 * Section Styles
 ********************************/
.section-header {
  text-align: center;
  margin-bottom: var(--space-10);
}

.section-title {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-3);
}

.section-sub {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
}

/********************************
 * Grid Layouts
 ********************************/
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

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

@media (max-width: 576px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

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

@media (max-width: 576px) {
  .tools-grid {
    grid-template-columns: 1fr;
  }
}

/********************************
 * Main Content Area
 ********************************/
main.container {
  padding-top: calc(72px + var(--space-8));
  padding-bottom: var(--space-8);
}

/* Page Header - Tool pages */
.page-header {
  padding: var(--space-8) 0;
  margin-bottom: var(--space-8);
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}

.page-header .page-title {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.page-header .page-description {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  max-width: 600px;
}

/* Tool sections on tool pages */
.tool-section {
  padding: var(--space-6) 0;
}

.tool-container {
  max-width: 800px;
  margin: 0 auto;
}

/* Mobile Stacking Helpers */
@media (max-width: 576px) {
  .grid-cols-2 {
    grid-template-columns: 1fr !important;
  }

  .flex.gap-4 {
    flex-direction: column;
  }

  .calculator-form-grid {
    grid-template-columns: 1fr !important;
  }
}