/* ========================================
   Halo: Campaign Evolved Wiki - Global Styles
   Modern, Game-themed Design System
   ======================================== */

/* CSS Variables - Design Tokens */
:root {
  /* Halo Brand Colors */
  --halo-green: #6BBF59;
  --halo-green-light: #8FD67E;
  --halo-green-dark: #4A9E3A;
  --halo-blue: #0078D7;
  --halo-blue-light: #1A8FFF;

  /* Dark Theme Colors */
  --bg-primary: #0A0E14;
  --bg-secondary: #141922;
  --bg-tertiary: #1E2633;
  --bg-elevated: #252D3A;

  /* Text Colors */
  --text-primary: #FFFFFF;
  --text-secondary: #B8C5D6;
  --text-muted: #7B8899;
  --text-inverse: #0A0E14;

  /* Platform Colors */
  --ps5-blue: #006FCD;
  --xbox-green: #107C10;
  --steam-blue: #1B2838;

  /* Accent Colors */
  --accent-warning: #FDB022;
  --accent-error: #E81123;
  --accent-success: #6BBF59;
  --accent-info: #0078D7;

  /* Borders & Dividers */
  --border-color: #2D3748;
  --border-color-light: #3D4A5C;

  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.6);

  /* Spacing Scale */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;

  /* Typography */
  --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-heading: 'Segoe UI', -apple-system, BlinkMacSystemFont, Roboto, Arial, sans-serif;
  --font-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Courier New', monospace;

  /* Font Sizes */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  --text-6xl: 3.75rem;

  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);

  /* Layout */
  --max-width-content: 1200px;
  --max-width-wide: 1440px;
  --header-height: 70px;
}

/* ========================================
   Base Styles & Reset
   ======================================== */

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-primary);
  min-height: 100vh;
}

/* ========================================
   Typography
   ======================================== */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-lg);
  color: var(--text-primary);
}

h1 { font-size: var(--text-5xl); }
h2 { font-size: var(--text-4xl); }
h3 { font-size: var(--text-3xl); }
h4 { font-size: var(--text-2xl); }
h5 { font-size: var(--text-xl); }
h6 { font-size: var(--text-lg); }

p {
  margin-bottom: var(--space-md);
  color: var(--text-secondary);
}

a {
  color: var(--halo-green);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--halo-green-light);
}

strong {
  font-weight: 600;
  color: var(--text-primary);
}

code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  padding: 0.2em 0.4em;
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
}

/* ========================================
   Layout Components
   ======================================== */

.container {
  width: 100%;
  max-width: var(--max-width-content);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.container-wide {
  max-width: var(--max-width-wide);
}

.section {
  padding: var(--space-3xl) 0;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.section-header h2 {
  margin-bottom: var(--space-md);
}

.section-header p {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* ========================================
   Header & Navigation
   ======================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(10, 14, 20, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  box-shadow: var(--shadow-md);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

.site-logo {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.site-logo:hover {
  color: var(--halo-green);
}

.logo-icon {
  width: 32px;
  height: 32px;
  color: var(--halo-green);
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--space-xl);
  align-items: center;
}

.nav-menu a {
  color: var(--text-secondary);
  font-weight: 500;
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: var(--space-sm) 0;
  border-bottom: 2px solid transparent;
  transition: all var(--transition-base);
}

.nav-menu a:hover,
.nav-menu a.active {
  color: var(--halo-green);
  border-bottom-color: var(--halo-green);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: var(--text-2xl);
  cursor: pointer;
  padding: var(--space-sm);
}

/* ========================================
   Hero Section
   ======================================== */

.hero {
  position: relative;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: linear-gradient(135deg, #0A0E14 0%, #1E2633 100%);
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 0;
}

.hero-background img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(to bottom, rgba(10, 14, 20, 0.7), rgba(10, 14, 20, 0.95));
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  padding: var(--space-2xl);
}

.hero-title {
  font-size: var(--text-6xl);
  margin-bottom: var(--space-lg);
  background: linear-gradient(135deg, var(--halo-green-light), var(--halo-green));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: var(--text-2xl);
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
}

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

/* ========================================
   Buttons
   ======================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  font-size: var(--text-base);
  font-weight: 600;
  border-radius: var(--radius-lg);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--halo-green);
  color: var(--text-inverse);
}

.btn-primary:hover {
  background: var(--halo-green-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background: transparent;
  border-color: var(--halo-green);
  color: var(--halo-green);
}

.btn-secondary:hover {
  background: var(--halo-green);
  color: var(--text-inverse);
  transform: translateY(-2px);
}

.btn-large {
  padding: var(--space-lg) var(--space-2xl);
  font-size: var(--text-lg);
}

/* ========================================
   Cards
   ======================================== */

.card {
  background: var(--bg-secondary);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  border: 1px solid var(--border-color);
  transition: all var(--transition-base);
}

.card:hover {
  border-color: var(--halo-green);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.card-header {
  margin-bottom: var(--space-lg);
}

.card-title {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-sm);
}

.card-subtitle {
  color: var(--text-muted);
  font-size: var(--text-sm);
}

.card-content {
  color: var(--text-secondary);
}

.card-footer {
  margin-top: var(--space-lg);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--border-color);
}

/* ========================================
   Grid Layouts
   ======================================== */

.grid {
  display: grid;
  gap: var(--space-xl);
}

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

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

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

/* ========================================
   Badges & Tags
   ======================================== */

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-xs) var(--space-md);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.badge-primary {
  background: var(--halo-green);
  color: var(--text-inverse);
}

.badge-ps5 {
  background: var(--ps5-blue);
  color: white;
}

.badge-xbox {
  background: var(--xbox-green);
  color: white;
}

.badge-pc {
  background: var(--steam-blue);
  color: white;
}

.badge-new {
  background: var(--accent-warning);
  color: var(--text-inverse);
}

.badge-pending {
  background: var(--bg-tertiary);
  color: var(--text-muted);
  border: 1px solid var(--border-color);
}

/* ========================================
   Platform Icons
   ======================================== */

.platform-list {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  align-items: center;
}

.platform-icon {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--bg-tertiary);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  transition: all var(--transition-fast);
}

.platform-icon:hover {
  transform: scale(1.05);
}

.platform-icon.ps5 {
  border-left: 3px solid var(--ps5-blue);
}

.platform-icon.xbox {
  border-left: 3px solid var(--xbox-green);
}

.platform-icon.pc {
  border-left: 3px solid var(--halo-blue);
}

/* ========================================
   Countdown Timer
   ======================================== */

.countdown {
  display: flex;
  gap: var(--space-lg);
  justify-content: center;
  margin: var(--space-2xl) 0;
}

.countdown-item {
  text-align: center;
  min-width: 100px;
}

.countdown-value {
  display: block;
  font-size: var(--text-5xl);
  font-weight: 700;
  color: var(--halo-green);
  line-height: 1;
  margin-bottom: var(--space-sm);
}

.countdown-label {
  display: block;
  font-size: var(--text-sm);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ========================================
   Info Box / Alert
   ======================================== */

.info-box {
  background: var(--bg-secondary);
  border-left: 4px solid var(--accent-info);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  margin: var(--space-xl) 0;
}

.info-box.warning {
  border-left-color: var(--accent-warning);
}

.info-box.success {
  border-left-color: var(--accent-success);
}

.info-box.pending {
  border-left-color: var(--text-muted);
}

.info-box-title {
  font-weight: 600;
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.info-box-content {
  color: var(--text-secondary);
}

/* ========================================
   Newsletter / Subscribe
   ======================================== */

.subscribe-form {
  display: flex;
  gap: var(--space-md);
  max-width: 500px;
  margin: var(--space-xl) auto;
}

.subscribe-form input {
  flex: 1;
  padding: var(--space-md) var(--space-lg);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  color: var(--text-primary);
  font-size: var(--text-base);
  transition: all var(--transition-fast);
}

.subscribe-form input:focus {
  outline: none;
  border-color: var(--halo-green);
  box-shadow: 0 0 0 3px rgba(107, 191, 89, 0.1);
}

.subscribe-form button {
  flex-shrink: 0;
}

/* ========================================
   Footer
   ======================================== */

.site-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: var(--space-3xl) 0 var(--space-xl);
  margin-top: var(--space-3xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-column h4 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-lg);
}

.footer-links {
  list-style: none;
}

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

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

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

.footer-bottom {
  padding-top: var(--space-xl);
  border-top: 1px solid var(--border-color);
  text-align: center;
  color: var(--text-muted);
  font-size: var(--text-sm);
}

.social-links {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  margin-bottom: var(--space-lg);
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.social-link:hover {
  background: var(--halo-green);
  color: var(--text-inverse);
  transform: translateY(-2px);
}

/* ========================================
   Responsive Design
   ======================================== */

/* Tablet */
@media (max-width: 1024px) {
  :root {
    --text-6xl: 2.5rem;
    --text-5xl: 2rem;
    --text-4xl: 1.75rem;
  }

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

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Mobile */
@media (max-width: 768px) {
  :root {
    --text-6xl: 2rem;
    --text-5xl: 1.75rem;
    --text-4xl: 1.5rem;
    --text-3xl: 1.25rem;
    --space-3xl: 2rem;
  }

  .container {
    padding: 0 var(--space-md);
  }

  .section {
    padding: var(--space-2xl) 0;
  }

  /* Mobile Navigation */
  .nav-menu {
    position: fixed;
    top: var(--header-height);
    left: -100%;
    width: 100%;
    height: calc(100vh - var(--header-height));
    background: var(--bg-secondary);
    flex-direction: column;
    justify-content: flex-start;
    padding: var(--space-xl);
    gap: var(--space-lg);
    transition: left var(--transition-base);
    border-top: 1px solid var(--border-color);
  }

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

  .mobile-menu-toggle {
    display: block;
  }

  /* Mobile Hero */
  .hero {
    min-height: 500px;
  }

  .hero-content {
    padding: var(--space-lg);
  }

  .hero-cta {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  /* Mobile Grid */
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  /* Mobile Countdown */
  .countdown {
    gap: var(--space-md);
  }

  .countdown-item {
    min-width: 70px;
  }

  .countdown-value {
    font-size: var(--text-3xl);
  }

  /* Mobile Subscribe */
  .subscribe-form {
    flex-direction: column;
  }
}

/* Small Mobile */
@media (max-width: 480px) {
  :root {
    --text-6xl: 1.75rem;
    --text-5xl: 1.5rem;
  }

  .countdown-value {
    font-size: var(--text-2xl);
  }
}

/* ========================================
   Utility Classes
   ======================================== */

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

.mb-0 { margin-bottom: 0; }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }

.mt-0 { margin-top: 0; }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }

.hidden { display: none; }
.visible { display: block; }

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

.fade-in {
  animation: fadeIn var(--transition-slow) ease-out;
}

/* Loading State */
.loading {
  position: relative;
  pointer-events: none;
  opacity: 0.6;
}

.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin: -10px 0 0 -10px;
  border: 2px solid var(--halo-green);
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* ========================================
   Icon Styles (Lucide Icons)
   ======================================== */

/* Base icon styling */
.icon {
  display: inline-block;
  vertical-align: middle;
  width: 1em;
  height: 1em;
  stroke-width: 2;
}

/* Icon sizes */
.icon-sm {
  width: 1rem;
  height: 1rem;
}

.icon-md {
  width: 1.5rem;
  height: 1.5rem;
}

.icon-lg {
  width: 2rem;
  height: 2rem;
}

.icon-xl {
  width: 3rem;
  height: 3rem;
}

.icon-2xl {
  width: 4rem;
  height: 4rem;
}

/* Icon in buttons */
.btn .icon {
  margin-right: var(--space-xs);
}

/* Icon colors */
.icon-primary {
  color: var(--halo-green);
  stroke: var(--halo-green);
}

.icon-secondary {
  color: var(--text-secondary);
  stroke: var(--text-secondary);
}

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

/* Lucide icon wrapper */
i[data-lucide] {
  display: inline-block;
  vertical-align: middle;
}

/* Info box icons */
.info-box-title i[data-lucide] {
  width: 1.25rem;
  height: 1.25rem;
}

/* Social link icons */
.social-link i[data-lucide] {
  width: 1.5rem;
  height: 1.5rem;
}

/* ============================================
   Breadcrumbs (SEO Navigation)
   ============================================ */
.breadcrumb {
  padding: var(--space-md) 0;
  background: var(--bg-secondary);
  font-size: var(--text-sm);
}

.breadcrumb-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

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

.breadcrumb-item a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s ease;
}

.breadcrumb-item a:hover {
  color: var(--halo-green);
}

.breadcrumb-item[aria-current="page"] {
  color: var(--text-primary);
  font-weight: 500;
}

.breadcrumb-separator {
  color: var(--text-muted);
  margin: 0 var(--space-xs);
  user-select: none;
}

/* ============================================
   Newsletter Form Messages
   ============================================ */
.form-message {
  margin-top: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  border-radius: 8px;
  font-size: var(--text-sm);
  text-align: center;
  animation: slideIn 0.3s ease-out;
  transition: opacity 0.3s ease;
}

.form-message-success {
  background: rgba(106, 192, 69, 0.1);
  border: 1px solid var(--halo-green);
  color: var(--halo-green);
}

.form-message-error {
  background: rgba(220, 38, 38, 0.1);
  border: 1px solid #dc2626;
  color: #ef4444;
}

.form-message.fade-out {
  opacity: 0;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Loading state for submit button */
.btn.loading {
  opacity: 0.7;
  cursor: not-allowed;
  position: relative;
}

.btn.loading::after {
  content: '';
  position: absolute;
  right: var(--space-md);
  top: 50%;
  transform: translateY(-50%);
  width: 14px;
  height: 14px;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  to {
    transform: translateY(-50%) rotate(360deg);
  }
}