/* ==============================================================================
   🌟 ODCS (Open Digital Continuity Standard) — Official Master Portal Stylesheet
   Theme: Celestial Deep Glassmorphic Design System (v2.0)
   Language: Star Programming Language · Architect: Anirudha Puthraya · ODCS-2.0.0
   ============================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600;700&display=swap');

:root {
  --bg-deep: #030712;
  --bg-surface: rgba(15, 23, 42, 0.65);
  --bg-card: rgba(17, 24, 39, 0.7);
  --bg-card-hover: rgba(30, 41, 59, 0.85);

  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(0, 240, 255, 0.4);
  --border-violet: rgba(139, 92, 246, 0.4);

  --primary: #00f0ff;
  --primary-rgb: 0, 240, 255;
  --primary-gradient: linear-gradient(135deg, #00f0ff 0%, #3b82f6 50%, #8b5cf6 100%);
  --secondary: #a855f7;
  --accent: #38bdf8;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #f43f5e;

  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 32px;

  --shadow-glow: 0 0 35px rgba(0, 240, 255, 0.25);
  --shadow-violet: 0 0 35px rgba(168, 85, 247, 0.25);
  --shadow-card: 0 20px 45px -15px rgba(0, 0, 0, 0.6);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-deep);
  color: var(--text-main);
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: #030712;
}
::-webkit-scrollbar-thumb {
  background: #1e293b;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}

/* Floating Ambient Glow Orbs */
.ambient-glow-container {
  position: fixed;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}

.glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.35;
  animation: orbDrift 20s infinite ease-in-out alternate;
}

.glow-orb-1 {
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, #00f0ff 0%, rgba(0, 240, 255, 0) 70%);
  top: -150px;
  left: 20%;
  animation-duration: 18s;
}

.glow-orb-2 {
  width: 650px;
  height: 650px;
  background: radial-gradient(circle, #7c3aed 0%, rgba(124, 58, 237, 0) 70%);
  top: 35%;
  right: -150px;
  animation-duration: 24s;
  animation-delay: -5s;
}

.glow-orb-3 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, #059669 0%, rgba(5, 150, 105, 0) 70%);
  bottom: 5%;
  left: -100px;
  animation-duration: 22s;
  animation-delay: -10s;
}

@keyframes orbDrift {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(60px, 40px) scale(1.1); }
  100% { transform: translate(-40px, -50px) scale(0.95); }
}

/* Ambient Grid Overlay */
.ambient-grid {
  position: fixed;
  inset: 0;
  background-size: 45px 45px;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  pointer-events: none;
  z-index: 0;
}

/* Layout Container */
.page-container {
  position: relative;
  z-index: 1;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.5rem 6rem;
}

/* Sticky Glass Navbar */
.navbar {
  position: sticky;
  top: 1.25rem;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem 1.75rem;
  background: rgba(10, 15, 30, 0.75);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  margin-bottom: 4rem;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
  transition: all 0.3s ease;
}

.navbar:hover {
  border-color: rgba(255, 255, 255, 0.15);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
}

.brand-icon {
  width: 38px;
  height: 38px;
  background: var(--primary-gradient);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  box-shadow: var(--shadow-glow);
  animation: logoPulse 4s infinite ease-in-out;
}

@keyframes logoPulse {
  0%, 100% { box-shadow: 0 0 20px rgba(0, 240, 255, 0.4); }
  50% { box-shadow: 0 0 35px rgba(139, 92, 246, 0.6); }
}

.brand-title {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  background: linear-gradient(135deg, #ffffff 30%, var(--primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 600;
  position: relative;
  transition: color 0.25s ease;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: width 0.25s ease;
}

.nav-links a:hover {
  color: #ffffff;
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-status {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.45rem 1rem;
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.25);
  border-radius: 9999px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--success);
  transition: all 0.3s ease;
}

.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 12px var(--success);
  animation: pulseBeacon 2s infinite ease-in-out;
}

@keyframes pulseBeacon {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.45; transform: scale(0.85); }
}

/* Hero Section */
.hero-section {
  text-align: center;
  padding: 2.5rem 1rem 5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 1.25rem;
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid rgba(0, 240, 255, 0.3);
  border-radius: 9999px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--primary);
  margin-bottom: 2rem;
  text-transform: uppercase;
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.15);
  animation: floatSubtle 4s infinite ease-in-out;
}

@keyframes floatSubtle {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}

.hero-headline {
  font-size: clamp(2.75rem, 6.5vw, 4.75rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -2px;
  max-width: 1000px;
  margin-bottom: 1.75rem;
  background: linear-gradient(135deg, #ffffff 40%, #cbd5e1 70%, var(--primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subhead {
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  color: var(--text-muted);
  max-width: 800px;
  line-height: 1.65;
  margin-bottom: 3rem;
  font-weight: 400;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  justify-content: center;
  margin-bottom: 4rem;
}

/* Buttons with Glow & Hover Animations */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.95rem 1.95rem;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  font-family: var(--font-sans);
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(60deg, transparent, rgba(255,255,255,0.12), transparent);
  transform: rotate(30deg);
  opacity: 0;
  transition: opacity 0.3s;
}

.btn:hover::after {
  opacity: 1;
}

.btn-primary {
  background: linear-gradient(135deg, #00f0ff 0%, #0284c7 100%);
  color: #030a16;
  font-weight: 700;
  box-shadow: 0 6px 25px rgba(0, 240, 255, 0.4);
}

.btn-primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 10px 35px rgba(0, 240, 255, 0.6);
}

.btn-primary:active {
  transform: translateY(-1px) scale(0.99);
}

.btn-secondary {
  background: rgba(30, 41, 59, 0.5);
  backdrop-filter: blur(14px);
  color: var(--text-main);
  border: 1px solid var(--border-subtle);
}

.btn-secondary:hover {
  border-color: rgba(255, 255, 255, 0.25);
  background: rgba(45, 55, 72, 0.7);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.btn-danger {
  background: rgba(244, 63, 94, 0.15);
  color: #fda4af;
  border: 1px solid rgba(244, 63, 94, 0.4);
}

.btn-danger:hover {
  background: rgba(244, 63, 94, 0.25);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(244, 63, 94, 0.3);
}

.btn-warning {
  background: rgba(245, 158, 11, 0.15);
  color: #fde68a;
  border: 1px solid rgba(245, 158, 11, 0.4);
}

.btn-warning:hover {
  background: rgba(245, 158, 11, 0.25);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.3);
}

.btn-success {
  background: rgba(16, 185, 129, 0.15);
  color: #6ee7b7;
  border: 1px solid rgba(16, 185, 129, 0.4);
}

.btn-success:hover {
  background: rgba(16, 185, 129, 0.25);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.3);
}

/* Badges */
.badge {
  display: inline-block;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  font-family: var(--font-mono);
}

.badge-primary { background: rgba(0, 240, 255, 0.15); color: var(--primary); border: 1px solid rgba(0, 240, 255, 0.35); }
.badge-success { background: rgba(16, 185, 129, 0.15); color: var(--success); border: 1px solid rgba(16, 185, 129, 0.35); }
.badge-warning { background: rgba(245, 158, 11, 0.15); color: var(--warning); border: 1px solid rgba(245, 158, 11, 0.35); }
.badge-danger  { background: rgba(244, 63, 94, 0.15); color: var(--danger); border: 1px solid rgba(244, 63, 94, 0.35); }
.badge-accent  { background: rgba(168, 85, 247, 0.15); color: var(--secondary); border: 1px solid rgba(168, 85, 247, 0.35); }

/* Section Headers */
.section-header {
  margin-bottom: 2.75rem;
}

.section-tag {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 0.6rem;
  display: block;
}

.section-title {
  font-size: 2.45rem;
  font-weight: 800;
  letter-spacing: -0.75px;
  color: #ffffff;
  margin-bottom: 0.75rem;
}

.section-desc {
  color: var(--text-muted);
  font-size: 1.1rem;
  max-width: 780px;
  line-height: 1.6;
}

/* 4 Layer Grid with Dynamic Gradient Borders */
.layer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 1.75rem;
  margin-bottom: 5rem;
}

.layer-card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.layer-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}

.layer-card:hover {
  border-color: rgba(0, 240, 255, 0.35);
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6), 0 0 30px rgba(0, 240, 255, 0.12);
}

.layer-card:hover::before {
  opacity: 1;
}

.layer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.layer-icon {
  font-size: 1.85rem;
}

.layer-card-title {
  font-size: 1.45rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: #ffffff;
}

.layer-card-desc {
  font-size: 0.98rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.layer-meta {
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-dim);
  display: flex;
  justify-content: space-between;
}

/* Interactive Disruption Console Shell */
.console-wrapper {
  background: rgba(11, 16, 33, 0.85);
  backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-xl);
  padding: 2.25rem;
  margin-bottom: 5rem;
  box-shadow: var(--shadow-card);
}

.console-hud {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.hud-stat {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  transition: all 0.3s ease;
}

.hud-stat:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(0, 240, 255, 0.2);
}

.hud-label {
  font-size: 0.8rem;
  color: var(--text-dim);
  text-transform: uppercase;
  font-family: var(--font-mono);
  margin-bottom: 0.4rem;
}

.hud-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: #ffffff;
  font-family: var(--font-mono);
}

.hud-sub {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 0.35rem;
}

/* Oscilloscope Graph Canvas */
.oscilloscope-box {
  background: #02040a;
  border: 1px solid rgba(0, 240, 255, 0.2);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  margin-bottom: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.oscilloscope-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-dim);
}

#oscilloscope-canvas {
  width: 100%;
  height: 90px;
  display: block;
}

.console-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-bottom: 2rem;
}

.console-terminal {
  background: #010307;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  min-height: 250px;
  max-height: 380px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.terminal-line {
  display: flex;
  gap: 0.85rem;
  line-height: 1.5;
  animation: fadeInLine 0.25s ease-out;
}

@keyframes fadeInLine {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.terminal-time {
  color: var(--text-dim);
  flex-shrink: 0;
}

.terminal-text {
  color: var(--text-muted);
  word-break: break-all;
}

.terminal-text.success { color: var(--success); }
.terminal-text.primary { color: var(--primary); }
.terminal-text.warning { color: var(--warning); }
.terminal-text.danger  { color: var(--danger); }
.terminal-text.accent  { color: var(--secondary); }

/* Haven Code Card */
.code-card {
  background: rgba(14, 20, 40, 0.75);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  margin-bottom: 5rem;
}

.code-box {
  background: #030712;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 1.5rem 1.75rem;
  font-family: var(--font-mono);
  font-size: 0.92rem;
  color: #a5f3fc;
  line-height: 1.65;
  overflow-x: auto;
  margin: 1.5rem 0;
}

/* Downloads Matrix & Search Filters */
.downloads-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2rem;
  align-items: center;
}

.filter-chip {
  padding: 0.55rem 1.25rem;
  border-radius: 9999px;
  font-size: 0.85rem;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s ease;
}

.filter-chip:hover, .filter-chip.active {
  background: rgba(0, 240, 255, 0.15);
  border-color: rgba(0, 240, 255, 0.4);
  color: var(--primary);
}

.downloads-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 1.5rem;
  margin-bottom: 5rem;
}

.download-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all 0.3s ease;
}

.download-card:hover {
  border-color: var(--border-glow);
  transform: translateY(-4px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
}

.download-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.45rem;
}

.download-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

.download-hash-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(0, 0, 0, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.05);
  padding: 0.45rem 0.75rem;
  border-radius: 6px;
  margin-bottom: 1.25rem;
}

.download-hash {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex-grow: 1;
}

.btn-copy-hash {
  background: none;
  border: none;
  color: var(--primary);
  cursor: pointer;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  transition: background 0.2s;
}

.btn-copy-hash:hover {
  background: rgba(0, 240, 255, 0.15);
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  pointer-events: none;
}

.toast {
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(0, 240, 255, 0.4);
  color: #ffffff;
  padding: 0.85rem 1.4rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), 0 0 20px rgba(0, 240, 255, 0.2);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  animation: toastSlideUp 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: auto;
}

@keyframes toastSlideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Footer */
.footer {
  border-top: 1px solid var(--border-subtle);
  padding-top: 3rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  color: var(--text-dim);
  font-size: 0.92rem;
}

.footer-links {
  display: flex;
  gap: 1.75rem;
  list-style: none;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

/* GitHub Navbar Button */
.nav-github-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 1rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 9999px;
  color: #ffffff;
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.25s ease;
}

.nav-github-btn:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--primary);
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.35);
  transform: translateY(-1px);
}

.nav-github-btn svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

/* Offline-First Computing Styles */
.offline-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.offline-card {
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.offline-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--primary-gradient);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.offline-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 240, 255, 0.4);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.4);
}

.offline-card:hover::before {
  opacity: 1;
}

.offline-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
  display: inline-block;
}

.offline-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 0.6rem;
}

.offline-card-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Comparison Matrix */
.matrix-container {
  margin-top: 2.5rem;
  background: rgba(10, 15, 30, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.matrix-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.92rem;
}

.matrix-table th {
  padding: 1rem 1.5rem;
  background: rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-dim);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.78rem;
  letter-spacing: 0.05em;
}

.matrix-table td {
  padding: 1.1rem 1.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  color: var(--text-muted);
  vertical-align: top;
}

.matrix-table tr:last-child td {
  border-bottom: none;
}

.matrix-table tr:hover td {
  background: rgba(255, 255, 255, 0.015);
}

.tag-fail {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--danger);
  font-weight: 600;
}

.tag-pass {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--success);
  font-weight: 600;
}

/* Enhanced Footer Grid */
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-col h5 {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #ffffff;
  margin-bottom: 1.25rem;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-col a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.88rem;
  transition: all 0.2s ease;
}

.footer-col a:hover {
  color: var(--primary);
  padding-left: 3px;
}

@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

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

/* Responsive Breakpoints */
@media (max-width: 768px) {
  .navbar {
    flex-direction: column;
    gap: 1.25rem;
    align-items: flex-start;
  }
  .nav-links {
    flex-wrap: wrap;
    gap: 1.25rem;
  }
  .hero-headline {
    font-size: 2.6rem;
  }
  .console-wrapper {
    padding: 1.5rem;
  }
}