/* 
  Microsoft Activation Scripts (MAS) Guide Stylesheet
  Clean, Premium, and Fully Responsive Styling.
*/

/* CSS Variables & Theme Setup */
:root {
  /* Dark Theme (Default) */
  --bg-base: #09090b;
  --bg-surface: #18181b;
  --bg-surface-hover: #27272a;
  --bg-card: rgba(24, 24, 27, 0.7);
  --bg-header: rgba(9, 9, 11, 0.8);
  --bg-footer: rgba(24, 24, 27, 0.3);
  
  --border-color: rgba(255, 255, 255, 0.08);
  --border-color-hover: rgba(255, 255, 255, 0.15);
  
  --text-primary: #f4f4f5;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;
  
  --brand-primary: #10b981; /* Emerald Green for MAS theme */
  --brand-primary-rgb: 16, 185, 129;
  --brand-glow: rgba(16, 185, 129, 0.15);
  --brand-secondary: #06b6d4; /* Teal */
  --brand-secondary-rgb: 6, 182, 212;
  
  --accent-purple: #8b5cf6;
  --accent-amber: #f59e0b;
  
  --shadow-sm: 0 1px 2px 0 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);
  --shadow-glow: 0 0 25px rgba(16, 185, 129, 0.2);
  
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
  /* Light Theme */
  --bg-base: #f8fafc;
  --bg-surface: #ffffff;
  --bg-surface-hover: #f1f5f9;
  --bg-card: rgba(255, 255, 255, 0.85);
  --bg-header: rgba(248, 250, 252, 0.8);
  --bg-footer: rgba(255, 255, 255, 0.3);
  
  --border-color: rgba(0, 0, 0, 0.06);
  --border-color-hover: rgba(0, 0, 0, 0.12);
  
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  
  --brand-primary: #059669; 
  --brand-primary-rgb: 5, 150, 105;
  --brand-glow: rgba(5, 150, 105, 0.1);
  --brand-secondary: #0891b2;
  --brand-secondary-rgb: 8, 145, 178;
  
  --accent-purple: #7c3aed;
  --accent-amber: #d97706;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.04), 0 4px 6px -2px rgba(0, 0, 0, 0.02);
  --shadow-glow: 0 0 25px rgba(5, 150, 105, 0.1);
}

/* Resets & Base Styles */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  overflow-x: hidden;
  width: 100%;
}

body {
  background-color: var(--bg-base);
  background-image: 
    radial-gradient(rgba(var(--brand-primary-rgb), 0.04) 1px, transparent 1px),
    radial-gradient(rgba(var(--brand-secondary-rgb), 0.02) 1px, transparent 1px);
  background-size: 24px 24px;
  background-position: 0 0, 12px 12px;
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  transition: background-color var(--transition-normal), color var(--transition-normal);
  position: relative;
}

/* Ambient Background Glows */
.ambient-glow-1 {
  position: absolute;
  top: -200px;
  left: 10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(var(--brand-primary-rgb), 0.08) 0%, transparent 70%);
  pointer-events: none;
  z-index: -1;
}

.ambient-glow-2 {
  position: absolute;
  top: 400px;
  right: 5%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(var(--brand-secondary-rgb), 0.05) 0%, transparent 70%);
  pointer-events: none;
  z-index: -1;
}

/* Navigation / Header */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background-color: var(--bg-header);
  border-bottom: 1px solid var(--border-color);
  transition: background-color var(--transition-normal), border-bottom var(--transition-normal);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.025em;
}

.logo svg {
  width: 28px;
  height: 28px;
  fill: var(--brand-primary);
  filter: drop-shadow(0 0 8px rgba(var(--brand-primary-rgb), 0.4));
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.icon-btn {
  background: none;
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 0.5rem;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.icon-btn:hover {
  background-color: var(--bg-surface-hover);
  border-color: var(--border-color-hover);
}

.icon-btn svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
}

#theme-toggle .sun-icon {
  display: none;
}

[data-theme="light"] #theme-toggle .moon-icon {
  display: none;
}

[data-theme="light"] #theme-toggle .sun-icon {
  display: block;
}

/* Main Container */
main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 3rem 2rem 5rem 2rem;
}

/* Hero Section */
.hero {
  text-align: center;
  margin-bottom: 4rem;
  animation: fadeIn 0.8s ease-out;
}

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

.hero-banner-wrapper {
  max-width: 600px;
  width: 100%;
  margin: 0 auto 2rem auto;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
  background-color: #0c1824; /* Fallback dark blue matching the banner theme */
}

.hero-banner {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 12px;
  transition: transform var(--transition-normal);
}

.hero-banner-wrapper:hover .hero-banner {
  transform: scale(1.02);
}

.badge-container {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.badge {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: 1px solid transparent;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.badge-windows {
  background-color: rgba(59, 130, 246, 0.1);
  color: #3b82f6;
  border-color: rgba(59, 130, 246, 0.2);
}

.badge-office {
  background-color: rgba(16, 185, 129, 0.1);
  color: #10b981;
  border-color: rgba(16, 185, 129, 0.2);
}

.badge-license {
  background-color: rgba(245, 158, 11, 0.1);
  color: #f59e0b;
  border-color: rgba(245, 158, 11, 0.2);
}

.hero h1 {
  font-size: 3rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--text-primary) 30%, rgba(var(--brand-primary-rgb), 0.8) 100%);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.1;
}

.hero p {
  font-size: 1.15rem;
  line-height: 1.6;
  color: var(--text-secondary);
  max-width: 700px;
  margin: 0 auto;
}

/* Tabs Component */
.tabs-wrapper {
  margin-bottom: 3rem;
}

.tabs-nav {
  display: flex;
  justify-content: center;
  background-color: var(--bg-surface);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border-color);
  padding: 0.35rem;
  border-radius: 12px;
  max-width: 500px;
  margin: 0 auto 2.5rem auto;
  box-shadow: var(--shadow-sm), 0 8px 30px rgba(0, 0, 0, 0.04);
}

.tab-btn {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  padding: 0.75rem 1rem;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-secondary);
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: all var(--transition-fast);
}

.tab-btn:hover {
  color: var(--text-primary);
}

.tab-btn.active {
  background-color: var(--bg-base);
  color: var(--brand-primary);
  box-shadow: var(--shadow-sm), 0 0 12px rgba(var(--brand-primary-rgb), 0.15);
  border: 1px solid var(--border-color);
}

.tab-btn svg {
  width: 18px;
  height: 18px;
  stroke-width: 2.2;
}

.tab-content {
  display: none;
  animation: tabFadeIn var(--transition-normal);
}

.tab-content.active {
  display: block;
}

@keyframes tabFadeIn {
  from { opacity: 0; transform: translateY(15px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Method 1 Specifics */
.method-card {
  background-color: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
  margin-bottom: 2rem;
  position: relative;
  overflow: hidden;
}

.method-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(to bottom, var(--brand-primary), var(--brand-secondary));
}

.method-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.method-title-wrapper {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.method-title-wrapper svg {
  width: 28px;
  height: 28px;
  color: var(--brand-primary);
}

.method-title {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.recommended-badge {
  background-color: rgba(var(--brand-primary-rgb), 0.12);
  color: var(--brand-primary);
  border: 1px solid rgba(var(--brand-primary-rgb), 0.25);
  border-radius: 20px;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Step-by-Step Stepper Layout */
.stepper {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.step-item {
  display: flex;
  gap: 1.5rem;
}

.step-badge-col {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.step-number {
  width: 36px;
  height: 36px;
  background-color: var(--bg-surface);
  border: 2px solid var(--border-color);
  color: var(--text-secondary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.95rem;
  transition: all var(--transition-normal);
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
}

.step-item:hover .step-number {
  border-color: var(--brand-primary);
  background: linear-gradient(135deg, var(--bg-surface) 30%, rgba(var(--brand-primary-rgb), 0.08) 100%);
  color: var(--brand-primary);
  box-shadow: 0 0 12px rgba(var(--brand-primary-rgb), 0.25);
}

.step-line {
  width: 2px;
  flex-grow: 1;
  background-color: var(--border-color);
  margin-top: 0.5rem;
}

.step-item:last-child .step-line {
  display: none;
}

.step-content {
  flex-grow: 1;
  padding-top: 0.35rem;
  min-width: 0;
}

.step-title {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.step-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.5;
  margin-bottom: 1rem;
}

/* Code Block styling */
.code-container {
  position: relative;
  margin: 1rem 0;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border-color);
  background-color: #0d0e11;
  box-shadow: var(--shadow-md);
}

.code-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 1rem;
  background-color: #14161d;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.code-lang {
  font-size: 0.75rem;
  color: #9ca3af;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.code-lang::before {
  content: '';
  display: block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--brand-primary);
}

.copy-btn {
  background: none;
  border: none;
  color: #9ca3af;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  transition: all var(--transition-fast);
}

.copy-btn:hover {
  color: #ffffff;
  background-color: rgba(255, 255, 255, 0.08);
}

.copy-btn svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2.2;
}

.code-body {
  padding: 1.25rem;
  overflow-x: auto;
}

.code-body pre {
  margin: 0;
}

.code-body code {
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 0.9rem;
  color: #e2e8f0;
  white-space: pre;
}

.code-keyword { color: #f43f5e; }
.code-string { color: #10b981; }
.code-variable { color: #3b82f6; }
.code-function { color: #6366f1; }

/* Alternative Command Toggle */
.alt-cmd-wrapper {
  margin-top: 1rem;
}

.alt-toggle-btn {
  background: none;
  border: none;
  color: var(--brand-secondary);
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0;
  transition: opacity var(--transition-fast);
}

.alt-toggle-btn:hover {
  opacity: 0.8;
}

.alt-toggle-btn svg {
  width: 16px;
  height: 16px;
  stroke-width: 2.2;
  transition: transform var(--transition-normal);
}

.alt-toggle-btn.active svg {
  transform: rotate(180deg);
}

.alt-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal) ease-out;
}

.alt-content.open {
  max-height: 250px;
}

/* Screenshot Gallery & Slider */
.screenshot-section {
  margin-top: 3rem;
  border-top: 1px solid var(--border-color);
  padding-top: 2.5rem;
}

.section-title {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.section-title svg {
  width: 22px;
  height: 22px;
  color: var(--brand-primary);
}

.gallery-grid {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2.5rem;
}

.gallery-item {
  width: 100%;
  max-width: 720px;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  overflow: hidden;
  cursor: pointer;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: 1;
  box-shadow: var(--shadow-sm), 0 4px 20px rgba(0, 0, 0, 0.03);
}

.gallery-item:hover {
  transform: translateY(-8px) scale(1.015);
  border-color: var(--brand-primary);
  box-shadow: 0 20px 35px rgba(0, 0, 0, 0.2), 0 0 25px rgba(var(--brand-primary-rgb), 0.2);
  z-index: 10;
}

/* MacOS Terminal title bar mockup */
.image-container {
  position: relative;
  width: 100%;
  padding-top: 24px; /* Allocates exactly 24px height for macOS window controls header */
  background-color: #0d0e11;
  overflow: hidden;
}

/* MacOS dot controls in header */
.image-container::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 24px;
  background-color: #1a1c23; /* window header dark background */
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  z-index: 2;
}

.image-container::after {
  content: '';
  position: absolute;
  top: 8px;
  left: 12px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #ff5f56; /* Red control dot */
  box-shadow: 14px 0 0 #ffbd2e, 28px 0 0 #27c93f; /* Yellow & Green control dots */
  z-index: 3;
}

.image-container img {
  display: block;
  width: 100%;
  height: auto;
  transition: transform var(--transition-normal), filter var(--transition-normal);
}

.gallery-item:hover img {
  transform: scale(1.04);
  filter: brightness(1.08);
}

.gallery-caption {
  padding: 1rem 1.25rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
  border-top: 1px solid var(--border-color);
  background-color: var(--bg-surface);
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.gallery-caption::before {
  content: '→';
  color: var(--brand-primary);
  font-weight: bold;
  transition: transform var(--transition-fast);
  display: inline-block;
}

.gallery-item:hover .gallery-caption::before {
  transform: translateX(4px);
}

/* Method 2 Specific: Download Cards */
.download-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin: 1.5rem 0;
}

.download-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1.5rem;
  transition: all var(--transition-normal);
  position: relative;
}

.download-card:hover {
  border-color: var(--brand-primary);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.download-info {
  display: flex;
  gap: 1rem;
}

.download-icon-wrapper {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background-color: rgba(var(--brand-primary-rgb), 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--brand-primary);
  flex-shrink: 0;
}

.download-icon-wrapper svg {
  width: 22px;
  height: 22px;
}

.download-details h4 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.download-details p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.download-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background-color: var(--brand-primary);
  color: white;
  text-decoration: none;
  padding: 0.75rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all var(--transition-fast);
  border: none;
  cursor: pointer;
}

.download-btn:hover {
  background-color: #059669; /* darker emerald */
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.download-btn svg {
  width: 16px;
  height: 16px;
  stroke-width: 2.2;
}

/* Alerts / Notes & Tips Grid */
.alerts-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.alert-box {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.alert-box:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md), 0 10px 30px rgba(0, 0, 0, 0.03);
  border-color: var(--border-color-hover);
}

.alert-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.alert-header svg {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}

.alert-title {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.alert-box-note {
  border-left: 4px solid var(--brand-secondary);
  background: linear-gradient(135deg, var(--bg-card) 0%, rgba(var(--brand-secondary-rgb), 0.02) 100%);
}

.alert-box-note .alert-header svg {
  color: var(--brand-secondary);
}

.alert-box-tip {
  border-left: 4px solid var(--accent-purple);
  background: linear-gradient(135deg, var(--bg-card) 0%, rgba(139, 92, 246, 0.02) 100%);
}

.alert-box-tip .alert-header svg {
  color: var(--accent-purple);
}

.alert-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.alert-list li {
  position: relative;
  padding-left: 1.5rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.alert-list li::before {
  content: '';
  position: absolute;
  left: 0.35rem;
  top: 0.55rem;
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.alert-box-note .alert-list li::before {
  background-color: var(--brand-secondary);
}

.alert-box-tip .alert-list li::before {
  background-color: var(--accent-purple);
}

/* Links & Reference Section */
.links-section {
  margin-top: 5rem;
  text-align: center;
  border-top: 1px solid var(--border-color);
  padding-top: 3.5rem;
}

.links-title {
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 2rem;
  letter-spacing: -0.02em;
}

.links-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
  max-width: 900px;
  margin: 0 auto;
}

/* Rich Resource Link Cards */
.link-card-rich {
  display: flex;
  align-items: center;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 1.5rem;
  text-decoration: none;
  color: var(--text-primary);
  text-align: left;
  transition: all var(--transition-normal);
  gap: 1.25rem;
  position: relative;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.link-card-rich:hover {
  transform: translateY(-4px);
  border-color: var(--brand-primary);
  box-shadow: var(--shadow-md), 0 10px 30px rgba(var(--brand-primary-rgb), 0.08);
}

.link-card-icon-wrapper {
  width: 48px;
  height: 48px;
  background-color: rgba(var(--brand-primary-rgb), 0.08);
  color: var(--brand-primary);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.link-card-rich:hover .link-card-icon-wrapper {
  background-color: var(--brand-primary);
  color: white;
  transform: scale(1.05);
}

.link-card-icon-wrapper svg {
  width: 24px;
  height: 24px;
}

.link-card-info {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.link-card-info h4 {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0;
  letter-spacing: -0.01em;
}

.link-card-info p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.4;
  margin: 0;
}

.link-card-arrow {
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-fast), color var(--transition-fast);
}

.link-card-rich:hover .link-card-arrow {
  color: var(--brand-primary);
  transform: translateX(4px);
}

.link-card-arrow svg {
  width: 18px;
  height: 18px;
}

/* Lightbox Modal (For screenshots expansion) */
.modal {
  position: fixed;
  z-index: 999;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal), backdrop-filter var(--transition-normal);
}

.modal.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-slider-container {
  width: 90vw;
  max-width: 1100px;
  height: 80vh;
  overflow: hidden;
  border-radius: 14px;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.7);
  background-color: #0d0e11;
  display: flex;
  align-items: center;
  position: relative;
  z-index: 999;
  transform: scale(0.95);
  transition: transform var(--transition-normal);
}

.modal.open .modal-slider-container {
  transform: scale(1);
}

.modal-slider-track {
  display: flex;
  width: 100%;
  height: 100%;
  transition: transform 0.45s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.modal-slide {
  width: 100%;
  height: 100%;
  flex-shrink: 0;
  object-fit: contain;
  background-color: #0d0e11;
}

/* Lightbox Navigation Buttons */
.modal-nav-btn {
  background-color: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: white;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  transition: all var(--transition-fast);
  z-index: 1000;
  backdrop-filter: blur(4px);
  outline: none;
}

.modal-nav-btn:hover {
  background-color: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-50%) scale(1.05); /* Ensure translateY(-50%) is preserved */
}

.modal-nav-btn svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  fill: none;
}

.prev-btn {
  left: 24px;
}

.next-btn {
  right: 24px;
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: none;
  border: none;
  color: white;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(255, 255, 255, 0.1);
  transition: background-color var(--transition-fast);
}

.modal-close:hover {
  background-color: rgba(255, 255, 255, 0.2);
}

.modal-close svg {
  width: 24px;
  height: 24px;
}



/* Footer & Brand Grid */
footer {
  background-color: var(--bg-footer);
  border-top: 1px solid var(--border-color);
  padding: 4.5rem 2rem 3rem 2rem;
  margin-top: 6rem;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3.5rem;
  margin-bottom: 3.5rem;
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  text-align: left;
}

.footer-about {
  max-width: 450px;
}

.footer-logo {
  font-size: 1.25rem;
  margin-bottom: 0.25rem;
}

.footer-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}

.footer-col-title {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.08em;
  margin: 0;
  text-transform: uppercase;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links li a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  align-items: center;
  text-align: center;
}

.footer-text {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin: 0;
}

.footer-subtext {
  font-size: 0.78rem;
  color: var(--text-muted);
  max-width: 800px;
  line-height: 1.5;
  margin: 0;
}

/* Key Features Section */
.features-section {
  margin-top: 4.5rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.feature-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 1.5rem;
  display: flex;
  gap: 1.15rem;
  align-items: flex-start;
  transition: all var(--transition-normal);
}

.feature-card:hover {
  transform: translateY(-3px);
  border-color: var(--brand-primary);
  box-shadow: var(--shadow-md), 0 8px 24px rgba(var(--brand-primary-rgb), 0.05);
}

.feature-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background-color: rgba(16, 185, 129, 0.1);
  color: #10b981;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.feature-info h5 {
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0 0 0.35rem 0;
  letter-spacing: -0.01em;
}

.feature-info p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin: 0;
}

/* Activations Summary Table */
.summary-section {
  margin-top: 4.5rem;
}

.table-container {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--border-color);
  border-radius: 16px;
  background-color: var(--bg-card);
  margin-top: 1.5rem;
  box-shadow: var(--shadow-sm);
}

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

.summary-table th {
  background-color: rgba(255, 255, 255, 0.02);
  color: var(--text-primary);
  font-weight: 700;
  padding: 1.1rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.summary-table td {
  padding: 1.2rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-secondary);
  line-height: 1.5;
}

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

.summary-table tr:hover td {
  background-color: rgba(255, 255, 255, 0.01);
}

.badge-status {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.badge-status.permanent {
  background-color: rgba(16, 185, 129, 0.1);
  color: #10b981;
}

.badge-status.temporary {
  background-color: rgba(59, 130, 246, 0.1);
  color: #3b82f6;
}

.note-sub {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: normal;
  margin-left: 0.25rem;
}

/* Responsive adjustments */

/* 1. Laptops / Smaller Desktops (max-width: 1200px) */
@media (max-width: 1200px) {
  main {
    padding: 2.5rem 1.5rem 4.5rem 1.5rem;
  }
}

/* 2. Large Tablets / Landscape Viewports (max-width: 992px) */
@media (max-width: 992px) {
  .hero h1 {
    font-size: 2.6rem;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }

  .footer-about {
    grid-column: span 2;
    max-width: 100%;
  }

  .summary-table th, .summary-table td {
    padding: 1rem 1.15rem;
  }
}

/* 3. Portrait Tablets (max-width: 768px) */
@media (max-width: 768px) {
  html {
    font-size: 15px;
  }
  
  .nav-container {
    padding: 1rem 1.5rem;
  }
  
  main {
    padding: 2rem 1.25rem 4rem 1.25rem;
  }

  .ambient-glow-1, .ambient-glow-2 {
    display: none; /* Hide background glows to prevent layout calculation overflow on mobile browsers */
  }

  .hero h1 {
    font-size: 2.25rem;
  }
  
  .hero p {
    font-size: 1.05rem;
  }

  .method-card {
    padding: 1.75rem;
  }

  .step-item {
    gap: 1.25rem;
  }
  
  .alt-content.open {
    max-height: 500px; /* Safe expand limit on medium viewports to avoid text clipping */
  }

  /* Gallery Grid - 2 columns on tablets instead of 1 giant column */
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }
  
  .download-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .alerts-container {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .links-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .summary-table th, .summary-table td {
    padding: 0.85rem 1rem;
    font-size: 0.88rem;
  }

  .modal-nav-btn {
    width: 42px;
    height: 42px;
    background-color: rgba(0, 0, 0, 0.5);
  }

  .prev-btn {
    left: 12px;
  }

  .next-btn {
    right: 12px;
  }

  .modal-slider-container {
    width: 95vw;
    height: 70vh; /* Set explicit height to allow correct percentage scaling of flex children */
    max-height: 70vh;
    max-width: 100%;
    aspect-ratio: auto; /* Reset aspect ratio to use explicit height */
  }

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

  .footer-col {
    text-align: center;
    align-items: center;
  }
}

/* 4. Mobile Phones (max-width: 576px) */
@media (max-width: 576px) {
  html {
    font-size: 14px;
  }

  .logo-text-hide-mobile {
    display: none;
  }

  .nav-container {
    padding: 0.85rem 1.25rem;
  }

  .hero h1 {
    font-size: 1.85rem;
    letter-spacing: -0.02em;
  }

  .hero p {
    font-size: 0.95rem;
    line-height: 1.5;
  }

  /* Stacking the navigation tabs vertically for mobile screen width */
  .tabs-nav {
    flex-direction: column;
    max-width: 100%;
    padding: 0.5rem;
    gap: 0.4rem;
  }

  .tab-btn {
    width: 100%;
    padding: 0.65rem 0.85rem;
    font-size: 0.9rem;
  }

  .method-card {
    padding: 1.25rem;
    border-radius: 16px;
  }

  .step-item {
    gap: 0.85rem;
  }

  .step-number {
    width: 32px;
    height: 32px;
    font-size: 0.85rem;
  }

  .step-content {
    padding-top: 0.25rem;
  }

  .step-title {
    font-size: 1.05rem;
  }

  /* Limit container width to prevent layout overflow */
  .code-container, .alt-cmd-wrapper, .table-container {
    max-width: 100%;
  }

  .code-body {
    padding: 1rem;
    width: 100%;
  }

  .code-body pre {
    margin: 0;
    max-width: 100%;
    overflow-x: auto;
  }

  .code-body code {
    font-size: 0.82rem;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .download-card {
    padding: 1.25rem;
    gap: 1.25rem;
  }

  .download-icon-wrapper {
    width: 38px;
    height: 38px;
    border-radius: 8px;
  }

  .download-icon-wrapper svg {
    width: 18px;
    height: 18px;
  }

  .download-details h4 {
    font-size: 0.95rem;
  }

  .link-card-rich {
    padding: 1.15rem;
    gap: 1rem;
  }

  .link-card-icon-wrapper {
    width: 40px;
    height: 40px;
    border-radius: 10px;
  }

  .link-card-icon-wrapper svg {
    width: 20px;
    height: 20px;
  }

  .link-card-info h4 {
    font-size: 1rem;
  }

  .link-card-info p {
    font-size: 0.8rem;
  }

  /* Table responsive styling to prevent overflows */
  .summary-table {
    font-size: 0.82rem;
  }

  .summary-table th, .summary-table td {
    padding: 0.75rem 0.6rem;
  }

  .table-container {
    -webkit-overflow-scrolling: touch; /* smooth scrolling for mobile Safari */
  }

  .modal-slider-container {
    width: 95vw;
    height: 60vh; /* Set explicit height to allow correct percentage scaling on mobile screen */
    max-height: 60vh;
    max-width: 100%;
    aspect-ratio: auto;
  }
}

/* 5. Very Small Mobile / Compact screens (max-width: 400px) */
@media (max-width: 400px) {
  .nav-container {
    padding: 0.75rem 1rem;
  }

  .hero h1 {
    font-size: 1.65rem;
  }

  .method-card {
    padding: 1rem;
    border-radius: 12px;
  }

  .step-item {
    gap: 0.75rem;
  }

  .step-number {
    width: 28px;
    height: 28px;
    font-size: 0.8rem;
  }
  
  .step-content {
    padding-top: 0.15rem;
  }

  .summary-table th, .summary-table td {
    padding: 0.6rem 0.45rem;
  }
}