/* ==========================================================================
   VisualMark Studio — Modern Editorial Architecture
   Philosophy: Cinematic Intro, Seamless Downward Transition, Zero Cards
   ========================================================================== */

:root {
  --bg-deep: #080c10;
  --bg-alt: #080c10;
  
  --line-subtle: rgba(255, 255, 255, 0.08);
  --line-medium: rgba(255, 255, 255, 0.16);
  --line-strong: rgba(255, 255, 255, 0.28);

  --brand-violet: #7b61ff;
  --brand-blue: #2b7fff;
  --brand-cyan: #00e5ff;
  --brand-coral: #ff6b4a;
  --brand-emerald: #10b981;

  --text-primary: #ffffff;
  --text-secondary: #9aa5b8;
  --text-muted: #8b9bb0;

  --font-display: 'Arimo', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', Menlo, monospace;

  --nav-height: 70px;
  --container-max: 1320px;
  
  --ease-cinematic: cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  color-scheme: dark;
  background-color: #080c10;
  scrollbar-width: thin;
  scrollbar-color: rgba(0, 229, 255, 0.28) #080c10;
}

body {
  font-family: var(--font-display);
  background-color: #080c10;
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6, button, input, select, textarea {
  font-family: var(--font-display);
}

/* ==========================================================================
   Modern Precision Scrollbar (Immersion + Hairline Indicator)
   ========================================================================== */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: #080c10;
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.16);
  border-radius: 9999px;
  border: 1px solid rgba(0, 0, 0, 0.2);
  transition: background 0.2s ease;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 229, 255, 0.5);
  box-shadow: 0 0 10px rgba(0, 229, 255, 0.5);
}

/* Accessible Skip-to-Content Link */
.skip-to-content {
  position: fixed;
  top: 12px;
  left: 20px;
  background: var(--brand-cyan);
  color: #000000;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 8px 16px;
  border-radius: 6px;
  z-index: 100005;
  transform: translateY(-150%);
  transition: transform 0.2s ease;
  text-decoration: none;
}

.skip-to-content:focus {
  transform: translateY(0);
}

.scroll-progress-line {
  position: fixed;
  top: 0;
  left: 0;
  height: 2.5px;
  width: 0%;
  background: linear-gradient(90deg, var(--brand-cyan), var(--brand-blue), var(--brand-violet));
  z-index: 100002;
  pointer-events: none;
  box-shadow: 0 0 14px rgba(0, 229, 255, 0.8);
  transition: width 0.05s linear;
}

/* ==========================================================================
   Cinematic Scroll Reveal (Eases In on Scroll Down, Eases Out on Exit)
   ========================================================================== */
.scroll-reveal {
  opacity: 0;
  transform: translateY(38px) scale(0.985);
  transition: opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1), transform 0.85s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.scroll-reveal.in-view {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.scroll-reveal[data-delay="1"] { transition-delay: 0.12s; }
.scroll-reveal[data-delay="2"] { transition-delay: 0.24s; }
.scroll-reveal[data-delay="3"] { transition-delay: 0.36s; }

/* Uniform Midnight Slate Background Across All Sections (Matched to Intro Video #080c10) */
.intro-video-section,
.hero-section,
.views-section,
.studios-section,
.workflow-section,
.blueprints-section,
.workbench-section,
.download-section,
.footer {
  background-color: #080c10;
}

/* ==========================================================================
   1. Cinematic Intro Video Section (High-Resolution 2036x1018 Loop, Seamless #080c10 Match)
   ========================================================================== */
.intro-video-section {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 560px;
  background-color: #080c10; /* Exact pixel-matched background from video */
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  user-select: none;
}

.intro-video-container {
  width: 100%;
  max-width: 1500px;
  max-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #080c10;
  padding: 0 24px;
}

.intro-video {
  width: 100%;
  max-width: 100%;
  max-height: 85vh;
  height: auto;
  aspect-ratio: 2036 / 1018;
  object-fit: contain;
  display: block;
  background-color: #080c10;
  border: none;
  outline: none;
  box-shadow: none;
  filter: none;
  pointer-events: none;
}

/* Scroll Indicator Arrow */
.intro-scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  background: transparent;
  border: none;
  outline: none;
  color: rgba(255, 255, 255, 0.45);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  z-index: 10;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), color 0.2s ease, transform 0.2s ease;
}

.intro-scroll-indicator.visible {
  opacity: 1;
  pointer-events: auto;
}

.intro-scroll-indicator:hover {
  color: #ffffff;
  transform: translateX(-50%) translateY(3px);
}

.scroll-indicator-arrow {
  width: 22px;
  height: 22px;
  stroke: currentColor;
  stroke-width: 1.75;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  animation: scrollBounce 2.2s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

@keyframes scrollBounce {
  0%, 100% {
    transform: translateY(0);
    opacity: 0.5;
  }
  50% {
    transform: translateY(6px);
    opacity: 1;
  }
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 32px;
}

/* SVG Icon Primitive */
.icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}

.icon-sm { width: 14px; height: 14px; }
.icon-md { width: 20px; height: 20px; }
.icon-lg { width: 26px; height: 26px; }

/* Buttons & Links */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 24px;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: 6px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
  text-decoration: none;
}

.btn-primary {
  background: #ffffff;
  color: #000000;
}

.btn-primary:hover {
  background: #e2e8f0;
  transform: translateY(-2px);
  box-shadow: 0 10px 25px -5px rgba(255, 255, 255, 0.25);
}

.btn-version-tag {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 1px 7px;
  background: rgba(0, 0, 0, 0.08);
  border: 1px solid rgba(0, 0, 0, 0.12);
  border-radius: 9999px;
  color: #000000;
  margin-left: 6px;
  letter-spacing: 0.02em;
  line-height: 1.4;
  vertical-align: middle;
}

.btn-ghost {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--line-medium);
}

.btn-ghost:hover {
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.04);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.8rem;
}

/* ==========================================================================
   3. Precision IDE Command Ribbon (Top-Pinned Cyber Architectural Header)
   ========================================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: 58px;
  background: rgba(8, 12, 16, 0.78);
  backdrop-filter: blur(28px) saturate(190%);
  -webkit-backdrop-filter: blur(28px) saturate(190%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 16px 40px -10px rgba(0, 0, 0, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  transform: translateY(-100%);
  opacity: 0;
  transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s ease;
}

.header.header-visible {
  transform: translateY(0);
  opacity: 1;
}

.header-inner {
  width: 100%;
  max-width: var(--container-max);
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

/* Left: Brand Pod with IDE Telemetry */
.header-brand-cluster {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: #ffffff;
  flex-shrink: 0;
  transition: opacity 0.2s ease;
}

.nav-brand:hover {
  opacity: 0.9;
}

.nav-logo {
  width: 24px;
  height: 24px;
  object-fit: contain;
  filter: drop-shadow(0 0 8px rgba(0, 229, 255, 0.35));
}

.nav-name {
  font-size: 0.925rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.nav-name span {
  color: var(--brand-cyan);
}

.nav-telemetry-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(0, 229, 255, 0.06);
  border: 1px solid rgba(0, 229, 255, 0.22);
  padding: 2px 8px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  color: var(--brand-cyan);
  user-select: none;
}

.telemetry-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #27c93f;
  box-shadow: 0 0 6px #27c93f;
  animation: telemetryPulse 2.4s infinite ease-in-out;
}

@keyframes telemetryPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.45; transform: scale(1.3); }
}

/* Center: Precision Segmented Command Rail (IDE Tabs) */
.nav-command-rail {
  display: flex;
  align-items: center;
}

.nav-tabs-track {
  display: flex;
  align-items: center;
  gap: 2px;
  list-style: none;
  background: rgba(14, 21, 29, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  padding: 3px;
  box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.4);
}

.nav-tab-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 12px;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.68);
  text-decoration: none;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  white-space: nowrap;
  position: relative;
}

.tab-idx {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: rgba(255, 255, 255, 0.35);
  transition: color 0.2s ease;
}

.nav-tab-link:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.06);
}

.nav-tab-link:hover .tab-idx {
  color: var(--brand-cyan);
}

.nav-tab-link.active {
  color: #ffffff;
  background: rgba(0, 229, 255, 0.1);
  border: 1px solid rgba(0, 229, 255, 0.28);
  box-shadow: 0 0 14px rgba(0, 229, 255, 0.16);
}

.nav-tab-link.active .tab-idx {
  color: var(--brand-cyan);
  font-weight: 700;
}

/* Right: Action Pod */
.header-action-pod {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.nav-btn-gh {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  text-decoration: none;
  transition: all 0.2s ease;
}

.nav-btn-gh:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.24);
  transform: translateY(-1px);
}

.nav-btn-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 600;
  color: #ffffff;
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.18), rgba(43, 127, 255, 0.28));
  border: 1px solid rgba(0, 229, 255, 0.38);
  text-decoration: none;
  transition: all 0.2s ease;
  box-shadow: 0 4px 14px rgba(0, 229, 255, 0.15);
}

.nav-btn-cta:hover {
  background: linear-gradient(135deg, var(--brand-cyan), var(--brand-blue));
  color: #000000;
  border-color: var(--brand-cyan);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0, 229, 255, 0.4);
}

/* Mobile Navigation Hamburger Toggle */
.nav-mobile-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 6px;
  color: #ffffff;
  cursor: pointer;
  padding: 0;
  transition: all 0.2s ease;
}

.nav-mobile-toggle:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--brand-cyan);
}

.nav-mobile-toggle .icon-close {
  display: none;
}

.nav-mobile-toggle.is-active .icon-hamburger {
  display: none;
}

.nav-mobile-toggle.is-active .icon-close {
  display: block;
}

/* Responsive Mobile Navigation Drawer */
.mobile-nav-drawer {
  position: fixed;
  top: 58px;
  left: 0;
  right: 0;
  background: rgba(8, 12, 16, 0.98);
  backdrop-filter: blur(28px) saturate(190%);
  -webkit-backdrop-filter: blur(28px) saturate(190%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  padding: 20px 24px 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-shadow: 0 30px 80px -10px rgba(0, 0, 0, 0.98), 0 0 30px rgba(0, 229, 255, 0.1);
  transform: translateY(-20px);
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 9999;
}

.mobile-nav-drawer.is-open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
  list-style: none;
}

.mobile-nav-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  border-radius: 8px;
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--line-subtle);
  transition: all 0.2s ease;
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
  background: rgba(0, 229, 255, 0.08);
  border-color: rgba(0, 229, 255, 0.3);
  color: #ffffff;
  padding-left: 24px;
}

/* ==========================================================================
   4. Hero Section — Pure Strategic Typography & Full-Bleed Showcase
   ========================================================================== */
.hero-section {
  padding: 130px 0 80px;
}

.hero-meta-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.hero-kicker {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--brand-cyan);
}

.hero-kicker-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--text-muted);
}

.hero-h1 {
  font-size: clamp(3rem, 7vw, 5.8rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.05;
  margin-bottom: 32px;
  max-width: 1050px;
}

.gradient-title {
  background: linear-gradient(135deg, #ffffff 15%, #93c5fd 60%, var(--brand-violet) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-lead-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: flex-end;
  margin-bottom: 60px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--line-subtle);
}

.hero-description {
  font-size: 1.2rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 540px;
}

.hero-cta-cluster {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ==========================================================================
   6. Section: Specialized Visual Studios — 4 Flagship Video Demos & Extended Ecosystem
   ========================================================================== */
.studios-section {
  padding: 120px 0;
  border-bottom: 1px solid var(--line-subtle);
}

.studios-stage-wrapper {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* 4-Studio Interactive Tab Bar */
.studios-nav-tabs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 28px;
}

.studio-tab-btn {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 20px;
  background: rgba(13, 20, 28, 0.7);
  border: 1px solid var(--line-subtle);
  border-radius: 12px;
  cursor: pointer;
  text-align: left;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}

.studio-tab-btn * {
  pointer-events: none;
}

.studio-tab-btn::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--brand-cyan);
  opacity: 0;
  transform: scaleX(0);
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.studio-tab-btn:hover {
  background: rgba(18, 28, 40, 0.85);
  border-color: var(--line-medium);
  transform: translateY(-2px);
}

.studio-tab-btn.active {
  background: rgba(0, 240, 255, 0.06);
  border-color: rgba(0, 240, 255, 0.4);
  box-shadow: 0 8px 24px -6px rgba(0, 240, 255, 0.15);
}

.studio-tab-btn.active::after {
  opacity: 1;
  transform: scaleX(1);
}

.studio-tab-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line-subtle);
  color: var(--text-muted);
  flex-shrink: 0;
  transition: all 0.25s ease;
}

.studio-tab-btn:hover .studio-tab-icon {
  color: #ffffff;
  border-color: var(--line-medium);
}

.studio-tab-btn.active .studio-tab-icon {
  color: var(--brand-cyan);
  background: rgba(0, 240, 255, 0.12);
  border-color: rgba(0, 240, 255, 0.3);
}

.studio-tab-info {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}

.studio-tab-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-secondary);
  letter-spacing: -0.01em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color 0.2s ease;
}

.studio-tab-btn:hover .studio-tab-title,
.studio-tab-btn.active .studio-tab-title {
  color: #ffffff;
}

.studio-tab-scope {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  transition: color 0.2s ease;
}

.studio-tab-btn.active .studio-tab-scope {
  color: var(--brand-cyan);
}

/* 2-Column Split: Info Pane (Left) + Video Pane (Right) */
.studios-interactive-split {
  display: grid;
  grid-template-columns: 460px 1fr;
  gap: 32px;
  align-items: stretch;
}

.studio-info-pane {
  background: rgba(13, 20, 28, 0.65);
  border: 1px solid var(--line-medium);
  border-radius: 12px;
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 22px;
  box-shadow: 0 20px 60px -15px rgba(0, 0, 0, 0.7);
}

.studio-info-header {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.studio-info-meta {
  display: flex;
  align-items: center;
  gap: 12px;
}

.studio-scope-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--brand-cyan);
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid rgba(0, 240, 255, 0.25);
  padding: 3px 10px;
  border-radius: 4px;
}

.studio-badge-status {
  font-family: var(--font-mono);
  font-size: 0.725rem;
  color: #22c55e;
}

.studio-info-h3 {
  font-size: 1.6rem;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.02em;
}

.studio-info-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.studio-value-block {
  padding: 16px;
  background: rgba(0, 240, 255, 0.03);
  border-left: 3px solid var(--brand-cyan);
  border-radius: 0 8px 8px 0;
}

.studio-value-heading {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--brand-cyan);
  margin-bottom: 6px;
}

.studio-value-text {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.studio-capabilities-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.studio-cap-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

.studio-cap-item svg {
  color: #22c55e;
  flex-shrink: 0;
  margin-top: 3px;
}

.studio-live-snippet-box {
  margin-top: auto;
  background: #05080c;
  border: 1px solid var(--line-subtle);
  border-radius: 8px;
  overflow: hidden;
}

.snippet-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 14px;
  background: rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid var(--line-subtle);
}

.snippet-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.snippet-copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: transparent;
  border: 1px solid var(--line-subtle);
  border-radius: 4px;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 3px 8px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.snippet-copy-btn:hover {
  color: #ffffff;
  border-color: var(--brand-cyan);
  background: rgba(0, 240, 255, 0.08);
}

.snippet-code-display {
  padding: 12px 14px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.775rem;
  color: #a5f3fc;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-all;
}

/* Video Stage (Right) */
.studio-video-pane {
  display: flex;
  flex-direction: column;
}

.studio-video-stage {
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--line-medium);
  background: var(--bg-deep);
  box-shadow: 0 30px 80px -15px rgba(0, 0, 0, 0.85);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.studio-video-viewport {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #000000;
  overflow: hidden;
  flex: 1;
}

.studio-video-item {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: none;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.studio-video-item.active {
  display: block;
  opacity: 1;
}

.studio-video-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  background: rgba(10, 16, 23, 0.95);
  border-top: 1px solid var(--line-subtle);
}

.video-control-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line-subtle);
  border-radius: 6px;
  color: var(--text-secondary);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.video-control-btn:hover {
  color: #ffffff;
  border-color: var(--brand-cyan);
  background: rgba(0, 240, 255, 0.08);
}

.video-footer-hint {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Extended Tooling Ecosystem (More Available Tools)
   ========================================================================== */
.studios-more-section {
  margin-top: 70px;
  padding-top: 60px;
  border-top: 1px dashed var(--line-subtle);
}

.more-tools-header {
  margin-bottom: 36px;
  max-width: 720px;
}

.more-tools-kicker {
  font-family: var(--font-mono);
  font-size: 0.775rem;
  color: var(--brand-cyan);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}

.more-tools-title {
  font-size: 1.75rem;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.025em;
  margin-bottom: 10px;
}

.more-tools-sub {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.more-tools-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.more-tool-card {
  display: flex;
  gap: 16px;
  padding: 22px;
  background: rgba(13, 20, 28, 0.55);
  border: 1px solid var(--line-subtle);
  border-radius: 12px;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
}

.more-tool-card:hover {
  background: rgba(18, 28, 40, 0.8);
  border-color: rgba(0, 240, 255, 0.3);
  transform: translateY(-3px);
  box-shadow: 0 16px 36px -10px rgba(0, 0, 0, 0.6);
}

.more-tool-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(0, 240, 255, 0.07);
  border: 1px solid rgba(0, 240, 255, 0.18);
  color: var(--brand-cyan);
  flex-shrink: 0;
}

.more-tool-body {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.more-tool-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
}

.more-tool-name {
  font-size: 1rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.01em;
}

.more-tool-badge {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--brand-cyan);
  background: rgba(0, 240, 255, 0.08);
  padding: 2px 7px;
  border-radius: 4px;
  white-space: nowrap;
}

.more-tool-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* Offline-First Assurance Callout */
.more-tools-callout {
  margin-top: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 16px 24px;
  background: rgba(0, 240, 255, 0.03);
  border: 1px dashed rgba(0, 240, 255, 0.22);
  border-radius: 10px;
  text-align: center;
}

.callout-indicator-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 10px rgba(34, 197, 94, 0.8);
  flex-shrink: 0;
}

.callout-text {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.callout-text strong {
  color: #ffffff;
  font-weight: 700;
}



/* ==========================================================================
   8. Section: Production Blueprints — Strategic Split
   ========================================================================== */
.blueprints-section {
  padding: 120px 0;
  border-bottom: 1px solid var(--line-subtle);
}

.blueprints-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.blueprints-text h3 {
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.blueprints-text p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 36px;
}

.blueprint-editorial-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.bp-row {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 14px 18px;
  border-radius: 8px;
  border: 1px solid var(--line-subtle);
  background: rgba(14, 21, 29, 0.4);
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.bp-row:hover {
  background: rgba(14, 21, 29, 0.85);
  border-color: var(--line-medium);
  transform: translateX(4px);
}

.bp-row.active {
  background: rgba(0, 229, 255, 0.06);
  border-color: var(--brand-cyan);
  box-shadow: 0 4px 20px rgba(0, 229, 255, 0.12);
}

.bp-row-icon {
  color: var(--brand-cyan);
  margin-top: 3px;
  flex-shrink: 0;
}

.bp-row-title {
  font-size: 1rem;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 3px;
}

.bp-row-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.45;
}

.blueprints-media-viewport {
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--line-medium);
  box-shadow: 0 25px 80px -20px rgba(0, 0, 0, 0.9);
  cursor: zoom-in;
}

.blueprints-media-viewport img {
  width: 100%;
  height: auto;
  display: block;
}

/* ==========================================================================
   9. Section: Live In-Browser Workbench (Embedded Legacy Prototype)
   ========================================================================== */
.workbench-section {
  padding: 120px 0;
  border-bottom: 1px solid var(--line-subtle);
}

/* Prompt / Disclaimer Banner */
.workbench-prompt-banner {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 22px 28px;
  background: rgba(0, 240, 255, 0.04);
  border: 1px solid rgba(0, 240, 255, 0.22);
  border-radius: 12px;
  margin-bottom: 32px;
  position: relative;
}

.prompt-banner-icon {
  color: var(--brand-cyan);
  margin-top: 2px;
  flex-shrink: 0;
}

.prompt-banner-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.prompt-banner-heading {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1rem;
  color: #ffffff;
}

.prompt-banner-pill {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--brand-cyan);
  background: rgba(0, 240, 255, 0.1);
  padding: 2px 7px;
  border-radius: 4px;
}

.prompt-banner-text {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.prompt-banner-text a {
  color: var(--brand-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.prompt-banner-btn {
  flex-shrink: 0;
  align-self: center;
  white-space: nowrap;
}

/* Embedded Web App Frame */
.workbench-frame-wrapper {
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--line-medium);
  background: #080c10;
  box-shadow: 0 30px 90px -20px rgba(0, 0, 0, 0.95);
  transition: all 0.3s ease;
}

.workbench-frame-wrapper.is-expanded {
  position: fixed;
  inset: 20px;
  z-index: 99999;
  border-radius: 12px;
  box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.85);
}

.wb-browser-chrome {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  background: #0e151e;
  border-bottom: 1px solid var(--line-subtle);
  gap: 20px;
}

.wb-browser-url-bar {
  flex: 1;
  max-width: 520px;
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--line-subtle);
  border-radius: 6px;
  padding: 6px 14px;
  font-family: var(--font-mono);
  font-size: 0.775rem;
  color: var(--text-muted);
}

.wb-browser-url-bar .url-text {
  color: var(--text-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.wb-browser-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.wb-chrome-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line-subtle);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
}

.wb-chrome-btn:hover {
  color: #ffffff;
  border-color: var(--brand-cyan);
  background: rgba(0, 240, 255, 0.1);
}

.wb-iframe-viewport {
  width: 100%;
  height: 780px;
  background: #0b1017;
  position: relative;
}

.workbench-frame-wrapper.is-expanded .wb-iframe-viewport {
  height: calc(100vh - 100px);
}

.wb-iframe-viewport iframe {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
}

/* ==========================================================================
   10. Section: Download Matrix — Native Windows Hero & Contributor Ecosystem
   ========================================================================== */
.download-section {
  padding: 100px 0;
  border-bottom: 1px solid var(--line-subtle);
  position: relative;
}

.download-editorial-header {
  max-width: 800px;
  margin-bottom: 36px;
}

/* Featured Windows Showcase Hero Card */
.windows-showcase-card {
  background: linear-gradient(135deg, rgba(13, 20, 28, 0.85) 0%, rgba(9, 14, 20, 0.95) 100%);
  border: 1px solid rgba(39, 201, 63, 0.35);
  border-radius: 14px;
  padding: 36px 40px;
  box-shadow: 0 20px 60px -15px rgba(0, 0, 0, 0.8), 0 0 35px -10px rgba(39, 201, 63, 0.12);
  display: flex;
  flex-direction: column;
  gap: 28px;
  position: relative;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  margin-bottom: 36px;
}

.windows-showcase-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, #27c93f, var(--brand-cyan), transparent);
}

.windows-showcase-card:hover {
  border-color: rgba(39, 201, 63, 0.6);
  box-shadow: 0 25px 70px -15px rgba(0, 0, 0, 0.85), 0 0 45px -8px rgba(39, 201, 63, 0.22);
  transform: translateY(-2px);
}

.windows-card-main {
  display: flex;
  align-items: flex-start;
  gap: 32px;
}

.windows-brand-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
  min-width: 140px;
}

.windows-logo-wrapper {
  width: 76px;
  height: 76px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.windows-logo-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  filter: drop-shadow(0 2px 8px rgba(0, 120, 215, 0.35));
}

.windows-badge-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.windows-arch-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.04);
  padding: 2px 8px;
  border-radius: 4px;
  border: 1px solid var(--line-subtle);
}

.windows-info-col {
  flex: 1;
  min-width: 0;
}

.windows-card-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.windows-platform-title {
  font-size: 1.75rem;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.02em;
  margin: 0;
}

.windows-release-version {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: #27c93f;
  background: rgba(39, 201, 63, 0.12);
  border: 1px solid rgba(39, 201, 63, 0.28);
  padding: 3px 9px;
  border-radius: 12px;
}

.windows-spec-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 20px;
}

.windows-features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px 24px;
}

.windows-feat-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.86rem;
  color: var(--text-secondary);
}

.windows-feat-item svg {
  color: #27c93f;
  flex-shrink: 0;
}

.windows-action-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-top: 24px;
  border-top: 1px solid var(--line-subtle);
  flex-wrap: wrap;
}

.windows-action-buttons {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.windows-dl-btn {
  height: 46px;
  padding: 0 24px;
  font-size: 0.95rem;
}

.windows-portable-btn {
  height: 46px;
  padding: 0 20px;
  font-size: 0.88rem;
}

.windows-meta-footnote {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.775rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}

.dl-clone-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  border: 1px solid var(--line-medium);
  border-radius: 6px;
  background: var(--bg-deep);
}

.dl-clone-code {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--brand-cyan);
}

/* ==========================================================================
   11. Fullscreen Lightbox & Toast
   ========================================================================== */
.lightbox-modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.96);
  backdrop-filter: blur(20px);
  z-index: 100000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 30px;
}

.lightbox-modal.active {
  display: flex;
}

.lightbox-wrapper {
  position: relative;
  max-width: 95vw;
  max-height: 90vh;
}

.lightbox-wrapper img {
  max-width: 100%;
  max-height: 88vh;
  object-fit: contain;
  border-radius: 4px;
  border: 1px solid var(--line-medium);
  box-shadow: 0 30px 100px rgba(0, 0, 0, 0.9);
}

.lightbox-dismiss {
  position: absolute;
  top: -40px;
  right: 0;
  background: none;
  border: none;
  color: #ffffff;
  cursor: pointer;
}

.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--bg-deep);
  border: 1px solid var(--brand-cyan);
  color: #ffffff;
  font-family: var(--font-mono);
  font-size: 0.825rem;
  padding: 10px 18px;
  border-radius: 4px;
  z-index: 100001;
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.25s ease;
  pointer-events: none;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   12. Footer
   ========================================================================== */
.footer {
  padding: 80px 0 40px;
  border-top: 1px solid var(--line-subtle);
  color: var(--text-muted);
}

.footer-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 32px;
}

.footer-nav {
  display: flex;
  gap: 28px;
}

.footer-nav a {
  color: var(--text-secondary);
  font-size: 0.85rem;
  text-decoration: none;
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  font-size: 0.775rem;
  color: var(--text-muted);
  border-top: 1px solid var(--line-subtle);
  padding-top: 24px;
}

/* Responsive */
@media (max-width: 1080px) {
  .nav-command-rail {
    display: none;
  }
  .nav-mobile-toggle {
    display: inline-flex;
  }
}

@media (max-width: 1024px) {
  .hero-lead-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .studios-nav-tabs {
    grid-template-columns: repeat(2, 1fr);
  }
  .studios-interactive-split {
    grid-template-columns: 1fr;
  }
  .more-tools-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .blueprints-split {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .header {
    height: 54px;
  }
  .header-inner {
    padding: 0 16px;
  }
  .nav-telemetry-tag {
    display: none;
  }
  .nav-btn-cta {
    display: none;
  }
  .mobile-nav-drawer {
    top: 54px;
  }
  .section-editorial-header {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .studios-nav-tabs {
    grid-template-columns: 1fr;
  }
  .studio-info-pane {
    padding: 24px 20px;
  }
  .more-tools-grid {
    grid-template-columns: 1fr;
  }
  .workbench-prompt-banner {
    flex-direction: column;
    align-items: stretch;
    gap: 14px;
    padding: 20px;
  }
  .wb-browser-url-bar {
    display: none;
  }
  .wb-iframe-viewport {
    height: 560px;
  }
  .dl-platform-columns {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   Universal Alternating Split Architecture (Left -> Right -> Left Rhythm)
   ========================================================================== */
.split-section {
  padding: 100px 0;
  border-bottom: 1px solid var(--line-subtle);
  position: relative;
}

.universal-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items: center;
}

.universal-split.reverse .split-col-text {
  order: 2;
}

.universal-split.reverse .split-col-media {
  order: 1;
}

.split-col-text {
  display: flex;
  flex-direction: column;
}

.split-col-media {
  display: flex;
  flex-direction: column;
}

.split-kicker {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--brand-cyan);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.split-heading {
  font-size: clamp(2rem, 3.2vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 18px;
  color: #fff;
}

.split-desc {
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--text-secondary);
  margin-bottom: 28px;
}

/* Universal Media Viewport & Window Chrome (Identical to Blueprint Image Frame) */
.universal-media-frame {
  position: relative;
  width: 100%;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--line-medium);
  box-shadow: 0 25px 80px -20px rgba(0, 0, 0, 0.95);
  background: #0d1218;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.universal-media-frame:hover {
  border-color: rgba(0, 229, 255, 0.3);
  box-shadow: 0 30px 90px -20px rgba(0, 229, 255, 0.15), 0 25px 80px -20px rgba(0, 0, 0, 0.95);
}

.universal-media-chrome {
  background: var(--bg-deep);
  border-bottom: 1px solid var(--line-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  user-select: none;
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.universal-media-viewport {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.universal-media-viewport img,
.universal-media-viewport video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Views Section Feature List */
.views-feature-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.views-feature-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 16px 20px;
  border-radius: 8px;
  border: 1px solid var(--line-subtle);
  background: rgba(14, 21, 29, 0.4);
  cursor: pointer;
  transition: all 0.25s ease;
  position: relative;
}

.views-feature-card:hover {
  background: rgba(14, 21, 29, 0.85);
  border-color: var(--line-medium);
}

.views-feature-card.active {
  background: rgba(0, 229, 255, 0.06);
  border-color: var(--brand-cyan);
}

.views-feature-icon {
  color: var(--brand-cyan);
  margin-top: 2px;
  flex-shrink: 0;
}

.views-feature-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 4px;
}

.views-feature-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.45;
}

/* Pipeline Step List */
.pipeline-step-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.pipeline-step-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 16px 18px;
  border-radius: 8px;
  border: 1px solid var(--line-subtle);
  background: rgba(14, 21, 29, 0.4);
  cursor: pointer;
  transition: all 0.25s ease;
}

.pipeline-step-item:hover {
  background: rgba(14, 21, 29, 0.85);
  border-color: var(--line-medium);
}

.pipeline-step-item.active {
  background: rgba(0, 229, 255, 0.06);
  border-color: var(--brand-cyan);
}

.pipeline-step-num {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--brand-cyan);
  line-height: 1;
  padding-top: 2px;
}

.pipeline-step-body {
  flex: 1;
}

.pipeline-step-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 4px;
}

.pipeline-step-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.45;
}

/* OS Download Status News & Badges */
.os-news-banner {
  background: rgba(0, 229, 255, 0.06);
  border: 1px solid rgba(0, 229, 255, 0.25);
  border-radius: 10px;
  padding: 16px 20px;
  margin-bottom: 32px;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: 0.9rem;
  line-height: 1.55;
  color: var(--text-secondary);
}

.os-news-icon {
  color: var(--brand-cyan);
  flex-shrink: 0;
  margin-top: 2px;
}

.os-news-banner strong {
  color: var(--brand-cyan);
}

.dl-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 3px 8px;
  border-radius: 12px;
  margin-bottom: 12px;
}

.dl-status-badge.available {
  background: rgba(39, 201, 63, 0.15);
  color: #27c93f;
  border: 1px solid rgba(39, 201, 63, 0.3);
}

.dl-status-badge.dev {
  background: rgba(255, 189, 46, 0.15);
  color: #ffbd2e;
  border: 1px solid rgba(255, 189, 46, 0.3);
}

.dl-status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.detected-os-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 9999px;
  font-family: var(--font-mono);
  font-size: 0.775rem;
  background: rgba(39, 201, 63, 0.1);
  border: 1px solid rgba(39, 201, 63, 0.28);
  color: #27c93f;
  margin-top: 8px;
  width: fit-content;
}

.detected-os-badge.alt {
  background: rgba(255, 189, 46, 0.1);
  border-color: rgba(255, 189, 46, 0.3);
  color: #ffbd2e;
}

/* Open Source Contributor Gate */
.contributor-gate-card {
  margin-top: 48px;
  background: #0d1218;
  border: 1px solid var(--line-medium);
  border-radius: 12px;
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  box-shadow: 0 15px 40px -10px rgba(0, 0, 0, 0.8);
}

.contributor-gate-header {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contributor-gate-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(0, 229, 255, 0.1);
  border: 1px solid rgba(0, 229, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--brand-cyan);
  flex-shrink: 0;
}

.contributor-gate-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 6px;
}

.contributor-gate-subtitle {
  font-size: 0.925rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.contributor-rules-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line-subtle);
  color: var(--brand-cyan);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 8px 14px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
  width: fit-content;
}

.contributor-rules-toggle-btn:hover {
  background: rgba(0, 229, 255, 0.08);
  border-color: rgba(0, 229, 255, 0.3);
}

.contributor-rules-box {
  background: #080c10;
  border: 1px solid var(--line-subtle);
  border-radius: 8px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.contributor-rule-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--text-secondary);
}

.contributor-rule-item strong {
  color: #fff;
}

.contributor-rule-badge {
  background: rgba(0, 229, 255, 0.12);
  color: var(--brand-cyan);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 2px 6px;
  border-radius: 4px;
  flex-shrink: 0;
  margin-top: 1px;
}

.contributor-agreement-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--line-subtle);
  cursor: pointer;
  user-select: none;
}

.contributor-agreement-row:hover {
  background: rgba(255, 255, 255, 0.04);
}

.contributor-checkbox {
  width: 18px;
  height: 18px;
  accent-color: var(--brand-cyan);
  cursor: pointer;
}

.contributor-agreement-text {
  font-size: 0.875rem;
  color: #fff;
  font-weight: 500;
}

.contributor-clone-locked {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  padding: 14px 18px;
  background: rgba(0, 0, 0, 0.3);
  border-radius: 6px;
  border: 1px dashed var(--line-subtle);
}

.contributor-clone-unlocked {
  display: none;
  background: rgba(39, 201, 63, 0.04);
  border: 1px solid rgba(39, 201, 63, 0.3);
  border-radius: 8px;
  padding: 18px 20px;
  flex-direction: column;
  gap: 12px;
  animation: fadeInClone 0.3s ease;
}

.contributor-clone-unlocked.active {
  display: flex;
}

@keyframes fadeInClone {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.workbench-teaser-overlay {
  position: absolute;
  inset: 0;
  background: rgba(8, 12, 16, 0.65);
  backdrop-filter: blur(4px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  text-decoration: none;
  transition: all 0.3s ease;
}

.workbench-teaser-overlay:hover {
  background: rgba(8, 12, 16, 0.45);
}

@media (max-width: 1024px) {
  .universal-split {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .universal-split.reverse .split-col-text {
    order: 1;
  }
  .universal-split.reverse .split-col-media {
    order: 2;
  }
  .windows-showcase-card {
    padding: 28px 24px;
  }
}

@media (max-width: 768px) {
  .windows-card-main {
    flex-direction: column;
    gap: 20px;
  }
  .windows-brand-col {
    flex-direction: row;
    min-width: auto;
    width: 100%;
    justify-content: flex-start;
  }
  .windows-features-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .windows-action-bar {
    flex-direction: column;
    align-items: stretch;
  }
  .windows-action-buttons {
    flex-direction: column;
    width: 100%;
  }
  .windows-dl-btn,
  .windows-portable-btn {
    width: 100%;
    justify-content: center;
  }
}