@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@300;400;500;600;700;800&family=Space+Grotesk:wght@400;500;600;700&display=swap');

/* --- 1. DESIGN TOKENS & RESET --- */
@layer reset, base, theme, components, utilities;

@layer reset {
  *, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }

  html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
  }

  body {
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100dvh;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
  }

  img, video {
    display: block;
    max-width: 100%;
    height: auto;
    aspect-ratio: attr(width) / attr(height);
  }

  input, button, select, textarea {
    font: inherit;
    color: inherit;
    background: transparent;
    border: none;
  }

  a {
    color: inherit;
    text-decoration: none;
  }

  button {
    cursor: pointer;
  }

  ul, ol {
    list-style: none;
  }
}

@layer theme {
  :root {
    /* Color Tokens (Literal) */
    --raw-space-black: #050814;
    --raw-deep-blue: #090e24;
    --raw-cyber-cyan: #0ea5e9;
    --raw-cyber-cyan-glow: rgba(14, 165, 233, 0.4);
    --raw-military-gold: #d4af37;
    --raw-military-gold-glow: rgba(212, 175, 55, 0.3);
    --raw-slate-light: #f8fafc;
    --raw-slate-gray: #94a3b8;
    --raw-slate-dark: #1e293b;
    --raw-alert-red: #ef4444;

    /* Semantic Tokens */
    --color-bg: var(--raw-space-black);
    --color-surface: var(--raw-deep-blue);
    --color-primary: var(--raw-cyber-cyan);
    --color-primary-glow: var(--raw-cyber-cyan-glow);
    --color-accent: var(--raw-military-gold);
    --color-accent-glow: var(--raw-military-gold-glow);
    --color-text: var(--raw-slate-light);
    --color-text-muted: var(--raw-slate-gray);
    --color-border: rgba(14, 165, 233, 0.15);
    --color-border-hover: rgba(14, 165, 233, 0.3);
    --color-card-bg: rgba(9, 14, 36, 0.7);

    /* Typography Tokens */
    --font-body: 'Inter', sans-serif;
    --font-heading: 'Outfit', sans-serif;
    --font-mono: 'Space Grotesk', monospace;

    /* Spacing & Layout Tokens */
    --container-max-width: 1280px;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    /* System color support */
    color-scheme: dark;
  }

  /* Custom Scrollbar */
  body {
    scrollbar-width: thin;
    scrollbar-color: var(--color-primary) var(--color-bg);
  }
}

@layer base {
  /* Typography Hierarchy */
  h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.25;
    text-wrap: balance;
  }

  h1 {
    font-size: clamp(2.5rem, 1.5rem + 4vw, 4.5rem);
    letter-spacing: -0.02em;
  }

  h2 {
    font-size: clamp(1.8rem, 1.2rem + 2.5vw, 3rem);
    letter-spacing: -0.01em;
  }

  h3 {
    font-size: clamp(1.4rem, 1.1rem + 1.5vw, 2rem);
  }

  p {
    font-family: var(--font-body);
    font-weight: 300;
    color: var(--color-text-muted);
    font-size: clamp(1rem, 0.95rem + 0.2vw, 1.125rem);
    text-wrap: pretty;
  }

  p strong {
    color: var(--color-text);
  }

  /* Utility Focus Ring Management */
  :focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 4px;
  }
}

@layer components {
  /* --- STARFIELD & BACKGROUND --- */
  .starfield-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -2;
    overflow: hidden;
    background: radial-gradient(circle at 50% 50%, #0d1530 0%, var(--color-bg) 70%);
  }

  #starfield-canvas {
    display: block;
    width: 100%;
    height: 100%;
  }

  .grid-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    opacity: 0.03;
    pointer-events: none;
    background: 
      linear-gradient(to right, var(--color-primary) 1px, transparent 1px) 0 0 / 40px 40px,
      linear-gradient(to bottom, var(--color-primary) 1px, transparent 1px) 0 0 / 40px 40px;
  }

  /* --- HEADER & NAVIGATION --- */
  .top-notification {
    background: linear-gradient(to right, rgba(14, 165, 233, 0.15), rgba(212, 175, 55, 0.15));
    border-bottom: 1px solid var(--color-border);
    padding: 0.5rem 1rem;
    text-align: center;
    font-size: 0.75rem;
    font-family: var(--font-mono);
    color: var(--color-accent);
    letter-spacing: 0.05em;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
  }

  .top-notification::before {
    content: '';
    display: inline-block;
    width: 8px;
    height: 8px;
    background-color: var(--color-accent);
    border-radius: 50%;
    animation: pulse 1.5s infinite;
  }

  .site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(5, 8, 20, 0.75);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--color-border);
    transition: background 0.3s;
  }

  .nav-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .logo-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    height: 48px;
  }

  .logo-img {
    height: 100%;
    width: auto;
    object-fit: contain;
    border-radius: var(--radius-sm);
  }

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

  .brand-title {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.15rem;
    letter-spacing: 0.05em;
    color: var(--color-text);
    line-height: 1.1;
  }

  .brand-subtitle {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.1em;
    color: var(--color-primary);
    text-transform: uppercase;
  }

  .nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
  }

  .nav-item {
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 0.95rem;
    letter-spacing: 0.02em;
    color: var(--color-text-muted);
    transition: color 0.2s, text-shadow 0.2s;
    position: relative;
    padding: 0.5rem 0;
  }

  .nav-item::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0%;
    height: 2px;
    background-color: var(--color-primary);
    transition: width 0.3s;
  }

  .nav-item:hover, .nav-item.active {
    color: var(--color-text);
    text-shadow: 0 0 8px rgba(14, 165, 233, 0.5);
  }

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

  /* --- BUTTONS --- */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border-radius: var(--radius-md);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    overflow: hidden;
  }

  .btn-primary {
    background: var(--color-primary);
    color: var(--raw-space-black);
    box-shadow: 0 0 15px var(--color-primary-glow);
  }

  .btn-primary:hover {
    background: #38bdf8;
    box-shadow: 0 0 25px var(--color-primary);
    transform: translateY(-2px);
  }

  .btn-secondary {
    background: rgba(14, 165, 233, 0.05);
    border: 1px solid var(--color-primary);
    color: var(--color-primary);
  }

  .btn-secondary:hover {
    background: rgba(14, 165, 233, 0.15);
    box-shadow: 0 0 15px var(--color-primary-glow);
    transform: translateY(-2px);
    color: var(--color-text);
  }

  .btn-accent {
    background: var(--color-accent);
    color: var(--raw-space-black);
    box-shadow: 0 0 15px var(--color-accent-glow);
  }

  .btn-accent:hover {
    background: #f4d068;
    box-shadow: 0 0 25px var(--color-accent);
    transform: translateY(-2px);
  }

  /* Mobile menu hamburger toggle */
  .hamburger-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    cursor: pointer;
    z-index: 110;
  }

  .hamburger-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-text);
    transition: transform 0.3s, opacity 0.3s;
  }

  /* Hamburger Active States */
  .hamburger-toggle.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }

  .hamburger-toggle.active span:nth-child(2) {
    opacity: 0;
  }

  .hamburger-toggle.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  /* --- GLASS CARDS --- */
  .glass-card {
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    backdrop-filter: blur(12px) saturate(180%);
    -webkit-backdrop-filter: blur(12px) saturate(180%);
    transition: border-color 0.3s, box-shadow 0.3s, transform 0.3s;
  }

  .glass-card:hover {
    border-color: var(--color-border-hover);
    box-shadow: 0 10px 30px rgba(14, 165, 233, 0.08);
    transform: translateY(-4px);
  }

  /* --- SECTIONS LAYOUT --- */
  section {
    padding: clamp(4rem, 2rem + 6vw, 8rem) 1.5rem;
  }

  .section-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 3rem;
  }

  .section-header {
    max-width: 700px;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
  }

  .section-tag {
    font-family: var(--font-mono);
    color: var(--color-primary);
    font-size: 0.8rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
  }

  /* --- HERO SECTION --- */
  .hero-section {
    min-height: calc(100vh - 100px);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding-top: 2rem;
    overflow: hidden;
  }

  .hero-grid {
    max-width: var(--container-max-width);
    margin: 0 auto;
    width: 100%;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 3rem;
    align-items: center;
  }

  .hero-content {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    z-index: 10;
  }

  .hero-title {
    line-height: 1.15;
  }

  .hero-title span {
    color: var(--color-primary);
    position: relative;
    display: inline-block;
  }

  .hero-title span::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 100%;
    height: 4px;
    background-color: var(--color-accent);
    opacity: 0.5;
  }

  .hero-description {
    font-size: 1.2rem;
    max-width: 600px;
  }

  .hero-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
    flex-wrap: wrap;
  }

  .hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    aspect-ratio: 1;
  }

  .orbit-container {
    position: absolute;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
  }

  .orbit-ring {
    position: absolute;
    border: 1px dashed rgba(14, 165, 233, 0.2);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
  }

  .orbit-ring-1 {
    width: 90%;
    height: 90%;
    animation: rotateClockwise 60s linear infinite;
  }

  .orbit-ring-2 {
    width: 65%;
    height: 65%;
    animation: rotateCounterClockwise 40s linear infinite;
  }

  .orbit-ring-3 {
    width: 40%;
    height: 40%;
    border: 1px solid rgba(14, 165, 233, 0.1);
  }

  .satellite-node {
    position: absolute;
    width: 12px;
    height: 12px;
    background-color: var(--color-primary);
    border-radius: 50%;
    box-shadow: 0 0 15px var(--color-primary);
  }

  .node-top { top: -6px; left: 50%; transform: translateX(-50%); }
  .node-bottom { bottom: -6px; left: 50%; transform: translateX(-50%); }
  .node-left { left: -6px; top: 50%; transform: translateY(-50%); }

  .hero-image-wrapper {
    position: relative;
    width: 80%;
    height: 80%;
    border-radius: 50%;
    overflow: hidden;
    border: 2px solid var(--color-primary);
    box-shadow: 0 0 30px rgba(14, 165, 233, 0.25);
    background-color: var(--color-bg);
  }

  .hero-satellite-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scale(1.05);
    transition: transform 0.5s;
  }

  .hero-image-wrapper:hover .hero-satellite-img {
    transform: scale(1.1);
  }

  .radar-sweep {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: conic-gradient(from 0deg, rgba(14, 165, 233, 0.15) 0deg, transparent 90deg);
    border-radius: 50%;
    pointer-events: none;
    z-index: 5;
    animation: rotateClockwise 10s linear infinite;
  }

  /* --- FOOTER --- */
  .site-footer {
    background-color: #030611;
    border-top: 1px solid var(--color-border);
    padding: 5rem 1.5rem 2rem;
  }

  .footer-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 4rem;
  }

  .footer-brand {
    display: flex;
    flex-direction: column;
    gap: 1rem;
  }

  .footer-brand-logo {
    height: 60px;
    align-self: flex-start;
  }

  .footer-brand p {
    font-size: 0.9rem;
    max-width: 320px;
  }

  .footer-links-col {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
  }

  .footer-links-title {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--color-text);
  }

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

  .footer-link {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    transition: color 0.2s, transform 0.2s;
  }

  .footer-link:hover {
    color: var(--color-primary);
    transform: translateX(4px);
  }

  .footer-intel-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
  }

  .intel-input-group {
    display: flex;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    background: rgba(5, 8, 20, 0.5);
    transition: border-color 0.3s;
  }

  .intel-input-group:focus-within {
    border-color: var(--color-primary);
  }

  .intel-input {
    flex: 1;
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
    color: var(--color-text);
    outline: none;
  }

  .intel-input::placeholder {
    color: var(--raw-slate-gray);
  }

  .intel-submit {
    background-color: var(--color-primary);
    color: var(--raw-space-black);
    font-weight: 600;
    padding: 0 1.25rem;
    transition: background-color 0.2s;
  }

  .intel-submit:hover {
    background-color: #38bdf8;
  }

  .footer-bottom {
    max-width: var(--container-max-width);
    margin: 0 auto;
    border-top: 1px solid rgba(14, 165, 233, 0.05);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
    font-size: 0.8rem;
    color: var(--color-text-muted);
    font-family: var(--font-mono);
  }

  .footer-bottom-links {
    display: flex;
    gap: 2rem;
  }

  .security-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-accent);
  }

  .security-dot {
    width: 6px;
    height: 6px;
    background-color: var(--color-accent);
    border-radius: 50%;
    animation: pulse 1.5s infinite;
  }
}

@layer utilities {
  /* Dynamic utilities and helpers */
  .grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
  }

  .grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
  }

  .grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
  }

  .flex-center {
    display: flex;
    justify-content: center;
    align-items: center;
  }

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

  .margin-top-auto {
    margin-top: auto;
  }

  /* --- ANIMATIONS --- */
  @keyframes rotateClockwise {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
  }

  @keyframes rotateCounterClockwise {
    from { transform: rotate(360deg); }
    to { transform: rotate(0deg); }
  }

  @keyframes pulse {
    0% { transform: scale(1); opacity: 0.6; }
    50% { transform: scale(1.2); opacity: 1; box-shadow: 0 0 10px currentColor; }
    100% { transform: scale(1); opacity: 0.6; }
  }

  @keyframes scanline {
    0% { transform: translateY(-100%); }
    100% { transform: translateY(100%); }
  }

  /* Hover scanning overlay effect */
  .scanline-card {
    position: relative;
    overflow: hidden;
  }

  .scanline-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(to right, transparent, var(--color-primary), transparent);
    opacity: 0;
    z-index: 5;
    pointer-events: none;
    transition: opacity 0.3s;
  }

  .scanline-card:hover::before {
    opacity: 1;
    animation: scanline 2.5s linear infinite;
  }

  /* High contrast mode adaptations */
  @media (forced-colors: active) {
    .glass-card {
      border: 1px solid CanvasText;
      background: Canvas;
    }
    .btn-primary, .btn-secondary, .btn-accent {
      border: 2px solid ButtonText;
    }
  }
}

/* --- RESPONSIVE MEDIA QUERIES --- */
@media (max-width: 1024px) {
  .footer-container {
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
  }
}

@media (max-width: 768px) {
  .hamburger-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: rgba(5, 8, 20, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-left: 1px solid var(--color-border);
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: 3rem;
    gap: 2.5rem;
    transition: right 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 100;
  }

  .nav-menu.active {
    right: 0;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 4rem;
  }

  .hero-content {
    align-items: center;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-visual {
    max-width: 400px;
    margin: 0 auto;
  }

  .grid-4, .grid-3, .grid-2 {
    grid-template-columns: 1fr;
  }

  .footer-container {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
    align-items: center;
  }

  .footer-bottom-links {
    justify-content: center;
    flex-wrap: wrap;
    gap: 1.5rem;
  }
}