/* ==========================================================================
   TapeTools Canvas - Complete Self-Contained Modern Dark Stylesheet
   Design: Cyber Studio Dark Glassmorphism, Neon Accents, Ultra-Polished UI
   ========================================================================== */

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

/* Reset & Global Box Sizing */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg-main: #080b11;
  --bg-surface: #0e1320;
  --bg-surface-elevated: #141a2c;
  --bg-card: rgba(18, 24, 39, 0.65);
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-highlight: rgba(255, 255, 255, 0.15);
  --primary-blue: #3b82f6;
  --primary-blue-glow: rgba(59, 130, 246, 0.35);
  --accent-cyan: #06b6d4;
  --accent-cyan-glow: rgba(6, 182, 212, 0.35);
  --accent-purple: #a855f7;
  --accent-purple-glow: rgba(168, 85, 247, 0.35);
  --accent-emerald: #10b981;
  --accent-emerald-glow: rgba(16, 185, 129, 0.35);
  --accent-red: #ef4444;
  --accent-red-glow: rgba(239, 68, 68, 0.35);
  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-full: 9999px;
  --transition-fast: 0.15s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

html, body {
  width: 100%;
  height: 100%;
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.5;
  overflow: hidden;
}

/* Custom Scrollbars */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-full);
  transition: background var(--transition-fast);
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(59, 130, 246, 0.45);
}

/* SVGs Constrained */
svg {
  display: inline-block;
  vertical-align: middle;
  width: 16px;
  height: 16px;
  max-width: 100%;
  max-height: 100%;
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

/* Links */
a {
  color: var(--primary-blue);
  text-decoration: none;
  transition: color var(--transition-fast);
}
a:hover {
  color: #60a5fa;
}

/* ==========================================================================
   LANDING PAGE (index.html & login.html)
   ========================================================================== */
.app-container {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: radial-gradient(circle at 50% 0%, #161e33 0%, #080b11 75%);
  overflow-y: auto;
}

.top-navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  border-bottom: 1px solid var(--border-subtle);
  background: rgba(14, 19, 32, 0.4);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.brand-badge {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.brand-logo {
  width: 38px;
  height: 38px;
  border-radius: 11px;
  background: linear-gradient(135deg, #2563eb, #6366f1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.05rem;
  color: white;
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.4), inset 0 1px 0 rgba(255,255,255,0.25);
  letter-spacing: -0.03em;
}

.brand-title {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #ffffff;
}

.brand-title span {
  background: linear-gradient(135deg, #60a5fa, #a78bfa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.tag-pill {
  font-size: 0.68rem;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 600;
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-full);
  background: rgba(59, 130, 246, 0.12);
  border: 1px solid rgba(59, 130, 246, 0.3);
  color: #93c5fd;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.nav-buttons {
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

/* Hero Section */
.hero-section {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 4rem 1.5rem;
  max-width: 900px;
  margin: 0 auto;
}

.status-indicator {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: #93c5fd;
  background: rgba(30, 58, 138, 0.25);
  border: 1px solid rgba(59, 130, 246, 0.3);
  padding: 0.4rem 1.1rem;
  border-radius: var(--radius-full);
  margin-bottom: 2rem;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.dot-pulse {
  width: 8px;
  height: 8px;
  background-color: var(--accent-emerald);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent-emerald);
  animation: pulseGlow 2s infinite ease-in-out;
}

@keyframes pulseGlow {
  0%, 100% { transform: scale(1); opacity: 1; box-shadow: 0 0 8px var(--accent-emerald); }
  50% { transform: scale(1.25); opacity: 0.85; box-shadow: 0 0 16px var(--accent-emerald); }
}

.hero-title {
  font-size: 3.2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: #ffffff;
  margin-bottom: 1rem;
}

.gradient-text {
  background: linear-gradient(135deg, #38bdf8 0%, #3b82f6 50%, #a855f7 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.25rem;
  font-weight: 600;
  color: #cbd5e1;
  margin-bottom: 1.25rem;
}

.hero-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 680px;
  margin-bottom: 2.75rem;
}

/* Action Cards */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  width: 100%;
  max-width: 820px;
  margin-bottom: 2.5rem;
}

.action-card {
  background: linear-gradient(145deg, rgba(20, 27, 44, 0.7) 0%, rgba(12, 17, 28, 0.8) 100%);
  border: 1px solid var(--border-subtle);
  border-top: 1px solid var(--border-highlight);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  text-align: left;
  transition: all var(--transition-smooth);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex;
  flex-direction: column;
}

.action-card:hover {
  border-color: rgba(59, 130, 246, 0.4);
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.6), 0 0 25px rgba(59, 130, 246, 0.2);
}

.card-icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.card-icon.blue {
  background: rgba(37, 99, 235, 0.15);
  border: 1px solid rgba(37, 99, 235, 0.35);
  color: #60a5fa;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
}

.card-icon.purple {
  background: rgba(168, 85, 247, 0.15);
  border: 1px solid rgba(168, 85, 247, 0.35);
  color: #c084fc;
  box-shadow: 0 4px 12px rgba(168, 85, 247, 0.2);
}

.card-title {
  font-size: 1.18rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 1.1rem;
}

.url-box {
  background: rgba(8, 11, 18, 0.85);
  border: 1px solid var(--border-subtle);
  padding: 0.65rem 0.9rem;
  border-radius: var(--radius-md);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  color: #c084fc;
  word-break: break-all;
  user-select: all;
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.4);
}

/* Instructions Banner */
.instructions-card {
  background: linear-gradient(145deg, rgba(17, 23, 38, 0.7) 0%, rgba(10, 14, 25, 0.8) 100%);
  border: 1px solid var(--border-subtle);
  border-top: 1px solid var(--border-highlight);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  width: 100%;
  max-width: 820px;
  text-align: left;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.instructions-header {
  font-size: 1rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.instructions-list {
  padding-left: 1.25rem;
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.8;
}

.code-pill {
  background: #1e293b;
  color: #93c5fd;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.82rem;
  border: 1px solid rgba(255,255,255,0.08);
}

/* ==========================================================================
   BUTTONS SYSTEM (Tactile, Glowing, Interactive)
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius-md);
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition-fast);
  white-space: nowrap;
  user-select: none;
  text-decoration: none;
}

.btn:active {
  transform: translateY(1px) scale(0.98);
}

.btn-blue {
  background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  color: #ffffff;
  border-color: rgba(96, 165, 250, 0.35);
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}
.btn-blue:hover {
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
  border-color: #93c5fd;
  box-shadow: 0 6px 22px rgba(37, 99, 235, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.3);
  transform: translateY(-1.5px);
  color: #ffffff;
}

.btn-dark {
  background: linear-gradient(145deg, rgba(28, 36, 56, 0.8) 0%, rgba(18, 24, 38, 0.85) 100%);
  color: #cbd5e1;
  border: 1px solid var(--border-subtle);
  border-top: 1px solid var(--border-highlight);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(8px);
}
.btn-dark:hover {
  background: linear-gradient(145deg, rgba(38, 49, 75, 0.9) 0%, rgba(25, 33, 53, 0.9) 100%);
  border-color: rgba(96, 165, 250, 0.4);
  color: #ffffff;
  transform: translateY(-1.5px);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.4), 0 0 12px rgba(59, 130, 246, 0.15);
}

.btn-cyan {
  background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
  color: #ffffff;
  border-color: rgba(56, 189, 248, 0.4);
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.35);
}
.btn-cyan:hover {
  background: linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%);
  border-color: #7dd3fc;
  box-shadow: 0 6px 20px rgba(14, 165, 233, 0.5);
  color: #ffffff;
  transform: translateY(-1.5px);
}

.btn-purple {
  background: linear-gradient(135deg, #7c3aed 0%, #6d28d9 100%);
  color: #ffffff;
  border-color: rgba(167, 139, 250, 0.4);
  box-shadow: 0 4px 14px rgba(124, 58, 237, 0.35);
}
.btn-purple:hover {
  background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
  border-color: #c4b5fd;
  box-shadow: 0 6px 20px rgba(139, 92, 246, 0.5);
  color: #ffffff;
  transform: translateY(-1.5px);
}

.btn-danger {
  background: linear-gradient(135deg, rgba(185, 28, 28, 0.35) 0%, rgba(153, 27, 27, 0.45) 100%);
  border: 1px solid rgba(239, 68, 68, 0.45);
  color: #fca5a5;
  box-shadow: 0 2px 10px rgba(239, 68, 68, 0.15);
}
.btn-danger:hover {
  background: linear-gradient(135deg, rgba(220, 38, 38, 0.6) 0%, rgba(185, 28, 28, 0.7) 100%);
  border-color: #f87171;
  color: #ffffff;
  box-shadow: 0 4px 18px rgba(239, 68, 68, 0.4);
  transform: translateY(-1.5px);
}

.btn-emerald {
  background: linear-gradient(135deg, #059669 0%, #047857 100%);
  color: #ffffff;
  border-color: rgba(52, 211, 153, 0.4);
  box-shadow: 0 4px 14px rgba(5, 150, 105, 0.35);
}
.btn-emerald:hover {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  border-color: #6ee7b7;
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.5);
  color: #ffffff;
  transform: translateY(-1.5px);
}

.btn-small {
  padding: 0.35rem 0.75rem;
  font-size: 0.75rem;
  border-radius: var(--radius-sm);
}

.footer {
  text-align: center;
  padding: 1.5rem;
  font-size: 0.75rem;
  color: var(--text-dim);
  border-top: 1px solid var(--border-subtle);
}

/* ==========================================================================
   STUDIO CONTROL PANEL (control.html)
   ========================================================================== */
.control-layout {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
  background-color: var(--bg-main);
}

/* Header Navbar */
.control-header {
  height: 58px;
  background: rgba(12, 16, 28, 0.82);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 0 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
  z-index: 50;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.control-body {
  flex: 1;
  display: flex;
  overflow: hidden;
  position: relative;
}

/* Sidebars Base */
.control-sidebar-left {
  width: 310px;
  background: rgba(10, 14, 25, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-right: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  z-index: 20;
  box-shadow: 4px 0 20px rgba(0, 0, 0, 0.3);
}

.control-sidebar-right {
  width: 290px;
  background: rgba(10, 14, 25, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-left: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.1rem;
  flex-shrink: 0;
  z-index: 20;
  box-shadow: -4px 0 20px rgba(0, 0, 0, 0.3);
  overflow-y: auto;
}

.sidebar-content {
  flex: 1;
  overflow-y: auto;
  padding: 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

/* Modular Studio Cards in Sidebar */
.studio-card {
  background: linear-gradient(145deg, rgba(20, 27, 44, 0.75) 0%, rgba(12, 17, 28, 0.85) 100%);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-md);
  padding: 0.9rem;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.35);
  transition: all var(--transition-fast);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}
.studio-card:hover {
  border-color: rgba(59, 130, 246, 0.3);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.45), 0 0 15px rgba(59, 130, 246, 0.08);
}
.studio-card.card-accent-blue {
  border-color: rgba(59, 130, 246, 0.35);
  background: linear-gradient(145deg, rgba(20, 31, 56, 0.75) 0%, rgba(12, 18, 32, 0.85) 100%);
}
.studio-card.card-accent-purple {
  border-color: rgba(168, 85, 247, 0.35);
  background: linear-gradient(145deg, rgba(30, 21, 52, 0.75) 0%, rgba(15, 12, 28, 0.85) 100%);
}
.studio-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}
.studio-card-title {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #e2e8f0;
}
.studio-badge {
  font-size: 0.62rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.studio-badge.badge-green {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.35);
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.15);
}
.studio-badge.badge-blue {
  background: rgba(59, 130, 246, 0.15);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.35);
  box-shadow: 0 0 10px rgba(59, 130, 246, 0.15);
}
.studio-badge.badge-purple {
  background: rgba(168, 85, 247, 0.15);
  color: #c084fc;
  border: 1px solid rgba(168, 85, 247, 0.35);
  box-shadow: 0 0 10px rgba(168, 85, 247, 0.15);
}

.volume-control-pill {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(18, 24, 38, 0.8);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-subtle);
  font-size: 0.75rem;
  backdrop-filter: blur(8px);
  transition: all var(--transition-fast);
}
.volume-control-pill:hover {
  border-color: rgba(59, 130, 246, 0.35);
}

/* Corner Reticles for OBS Frame */
.stream-corner {
  position: absolute;
  width: 24px;
  height: 24px;
  border: 3px solid #3b82f6;
  pointer-events: none;
  z-index: 10;
  filter: drop-shadow(0 0 8px rgba(59, 130, 246, 0.8));
}
.corner-tl { top: -2px; left: -2px; border-right: none; border-bottom: none; border-top-left-radius: 8px; }
.corner-tr { top: -2px; right: -2px; border-left: none; border-bottom: none; border-top-right-radius: 8px; }
.corner-bl { bottom: -2px; left: -2px; border-right: none; border-top: none; border-bottom-left-radius: 8px; }
.corner-br { bottom: -2px; right: -2px; border-left: none; border-top: none; border-bottom-right-radius: 8px; }

.form-group {
  margin-bottom: 0;
}

.form-label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

/* Custom Sleek Inputs */
.input-text {
  width: 100%;
  background: rgba(8, 12, 20, 0.85);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.6rem 0.85rem;
  color: #ffffff;
  font-size: 0.82rem;
  font-family: inherit;
  outline: none;
  transition: all var(--transition-fast);
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.4);
}
.input-text::placeholder {
  color: #475569;
}
.input-text:focus {
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.25), inset 0 2px 4px rgba(0, 0, 0, 0.3);
  background: rgba(11, 16, 28, 0.95);
}

/* Custom Range Sliders */
input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  height: 6px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  outline: none;
  cursor: pointer;
  transition: background var(--transition-fast);
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: #ffffff;
  border: 2px solid var(--primary-blue);
  box-shadow: 0 0 10px rgba(59, 130, 246, 0.7);
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}
input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.25);
  box-shadow: 0 0 16px rgba(59, 130, 246, 1);
}

/* Custom Range Sliders Accent Green */
input[type="range"].range-green::-webkit-slider-thumb {
  border-color: var(--accent-emerald);
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.7);
}
input[type="range"].range-green::-webkit-slider-thumb:hover {
  box-shadow: 0 0 16px rgba(16, 185, 129, 1);
}

/* ==========================================================================
   CENTER CANVASES & INFINITE VIEWPORT
   ========================================================================== */
.canvas-wrapper-main {
  flex: 1;
  width: 100%;
  height: 100%;
  position: relative;
  overflow: hidden;
  background-color: var(--bg-main);
  background-image: 
    radial-gradient(circle at 50% 50%, rgba(37, 99, 235, 0.08) 0%, transparent 65%),
    radial-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 100% 100%, 32px 32px;
  cursor: default;
  user-select: none;
}

.canvas-wrapper-main.panning {
  cursor: grabbing !important;
}

.pan-zoom-world {
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 0;
  transform-origin: 0 0;
  will-change: transform;
}

/* OBS 1080P Studio Frame */
.stream-frame-indicator {
  position: absolute;
  left: 0;
  top: 0;
  width: 1920px;
  height: 1080px;
  border: 2px solid rgba(59, 130, 246, 0.55);
  background: rgba(14, 18, 30, 0.45);
  box-shadow: 0 25px 90px rgba(0, 0, 0, 0.95), 0 0 45px rgba(37, 99, 235, 0.15);
  border-radius: var(--radius-md);
  overflow: hidden;
  z-index: 1;
  pointer-events: none !important;
}

/* Futuristic Frame HUD Accents */
.stream-frame-indicator::before {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px dashed rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  pointer-events: none;
}

.stream-preview-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  transition: opacity 0.2s ease;
  overflow: hidden;
  pointer-events: none !important;
}

.stream-preview-iframe,
.stream-preview-video {
  width: 100%;
  height: 100%;
  border: none;
  object-fit: cover;
  pointer-events: none !important;
}

.stream-preview-container.interactive,
.stream-preview-container.interactive .stream-preview-iframe {
  pointer-events: auto !important;
}

.stream-frame-watermark {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  opacity: 0.22;
  pointer-events: none !important;
  z-index: 0;
}

.stream-frame-watermark svg {
  width: 130px;
  height: 130px;
  color: #ffffff;
  filter: drop-shadow(0 0 25px rgba(59, 130, 246, 0.4));
  pointer-events: none !important;
}

.stream-frame-watermark span {
  font-size: 2.1rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #ffffff;
  pointer-events: none !important;
}

.stream-frame-tag {
  position: absolute;
  top: -34px;
  left: 0;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  font-weight: 700;
  color: #93c5fd;
  background: linear-gradient(135deg, rgba(30, 58, 138, 0.9), rgba(15, 23, 42, 0.95));
  padding: 4px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(96, 165, 250, 0.4);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.6);
  pointer-events: none !important;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.items-stage {
  position: absolute;
  left: 0;
  top: 0;
  width: 1920px;
  height: 1080px;
  z-index: 25;
  pointer-events: none;
}

.canvas-item {
  pointer-events: auto !important;
  position: absolute;
  cursor: grab;
  touch-action: none;
  user-select: none;
  transform-origin: center center;
}
.canvas-item:active {
  cursor: grabbing;
}

/* Selection Ring */
.canvas-item.selected {
  outline: 2px solid #3b82f6;
  outline-offset: 4px;
  box-shadow: 0 0 25px rgba(59, 130, 246, 0.6), 0 10px 30px rgba(0, 0, 0, 0.8);
  border-radius: var(--radius-sm);
}

/* Resize Handles */
.resize-handle {
  position: absolute;
  width: 12px;
  height: 12px;
  background: #ffffff;
  border: 2.5px solid #2563eb;
  border-radius: 4px;
  display: none;
  z-index: 9999;
  box-shadow: 0 2px 8px rgba(0,0,0,0.6);
  transition: transform var(--transition-fast), background var(--transition-fast);
}
.resize-handle:hover {
  transform: scale(1.35);
  background: #38bdf8;
  border-color: #ffffff;
}
.canvas-item.selected .resize-handle {
  display: block;
}
.resize-se { right: -7px; bottom: -7px; cursor: se-resize; }
.resize-sw { left: -7px; bottom: -7px; cursor: sw-resize; }
.resize-ne { right: -7px; top: -7px; cursor: ne-resize; }
.resize-nw { left: -7px; top: -7px; cursor: nw-resize; }

/* Floating Zoom HUD */
.zoom-controls-hud {
  position: absolute;
  bottom: 1.5rem;
  right: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  background: rgba(12, 16, 28, 0.85);
  border: 1px solid var(--border-subtle);
  border-top: 1px solid var(--border-highlight);
  border-radius: var(--radius-full);
  padding: 0.35rem 0.5rem;
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.7), 0 0 20px rgba(59, 130, 246, 0.15);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 50;
}

.zoom-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(26, 34, 54, 0.7);
  border: 1px solid var(--border-subtle);
  border-radius: 50%;
  color: #e2e8f0;
  cursor: pointer;
  font-size: 1.1rem;
  font-weight: 600;
  transition: all var(--transition-fast);
}

.zoom-btn:hover {
  background: var(--primary-blue);
  border-color: #60a5fa;
  color: #ffffff;
  transform: scale(1.1);
  box-shadow: 0 0 12px rgba(59, 130, 246, 0.5);
}

.zoom-level-text {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  font-weight: 600;
  color: #94a3b8;
  padding: 0 0.5rem;
  min-width: 50px;
  text-align: center;
}

/* Sidebar Toggle */
.collapse-sidebar-btn {
  background: linear-gradient(145deg, rgba(30, 41, 62, 0.7), rgba(20, 27, 43, 0.7));
  border: 1px solid var(--border-subtle);
  color: #cbd5e1;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-md);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  transition: all var(--transition-fast);
}
.collapse-sidebar-btn:hover {
  background: linear-gradient(145deg, #2563eb, #1d4ed8);
  border-color: #60a5fa;
  color: white;
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
}

.control-sidebar-left.collapsed {
  display: none !important;
}

/* ==========================================================================
   STREAM SCREEN ELEMENTS & TOOLBARS
   ========================================================================== */
.stream-screen-wrapper {
  width: 100%;
  height: 100%;
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: #000000;
  box-shadow: 0 10px 35px rgba(0, 0, 0, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.stream-screen-wrapper iframe,
.stream-screen-wrapper video {
  width: 100%;
  height: 100%;
  border: none;
  object-fit: cover;
  pointer-events: none;
  display: block;
}

.stream-drag-shield {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: transparent;
  z-index: 5;
  cursor: grab;
}
.stream-drag-shield:active {
  cursor: grabbing;
}

/* Stream Floating Toolbar (Frosted Pill Capsule) */
.stream-floating-toolbar {
  position: absolute;
  top: -50px;
  left: 50%;
  transform: translateX(-50%);
  display: none;
  align-items: center;
  gap: 0.55rem;
  background: rgba(11, 15, 26, 0.92);
  border: 1px solid rgba(59, 130, 246, 0.45);
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.8), 0 0 25px rgba(59, 130, 246, 0.2);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 10000;
  pointer-events: auto;
  white-space: nowrap;
  user-select: none;
}

.canvas-item.selected .stream-floating-toolbar {
  display: flex !important;
}

.stream-live-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.65rem;
  font-weight: 800;
  color: #ef4444;
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.35);
  padding: 3px 9px;
  border-radius: var(--radius-full);
  letter-spacing: 0.06em;
}

.live-pulse-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #ef4444;
  box-shadow: 0 0 8px #ef4444;
  animation: pulseGlow 1.8s infinite ease-in-out;
}

.stream-mute-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  border-radius: var(--radius-full);
  padding: 5px 13px;
  font-size: 0.72rem;
  font-weight: 800;
  cursor: pointer;
  transition: all var(--transition-fast);
  user-select: none;
}

.stream-mute-toggle-btn.state-muted,
.stream-mute-toggle-btn.muted {
  background: rgba(185, 28, 28, 0.25);
  border: 1px solid rgba(239, 68, 68, 0.65);
  color: #fca5a5;
  box-shadow: 0 0 12px rgba(239, 68, 68, 0.25);
}
.stream-mute-toggle-btn.state-muted:hover,
.stream-mute-toggle-btn.muted:hover {
  background: rgba(239, 68, 68, 0.45);
  color: #ffffff;
  transform: translateY(-1px);
}

.stream-mute-toggle-btn.state-unmuted,
.stream-mute-toggle-btn.unmuted {
  background: linear-gradient(135deg, #059669, #10b981);
  border: 1px solid #34d399;
  color: #ffffff;
  box-shadow: 0 0 16px rgba(16, 185, 129, 0.55);
}
.stream-mute-toggle-btn.state-unmuted:hover,
.stream-mute-toggle-btn.unmuted:hover {
  background: linear-gradient(135deg, #10b981, #34d399);
  transform: translateY(-1px);
}

.mute-btn-action {
  font-weight: 900;
  letter-spacing: 0.05em;
}

.mute-btn-status {
  font-size: 0.65rem;
  opacity: 0.85;
  font-weight: 500;
}

.stream-vol-wrapper {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.72rem;
  color: #cbd5e1;
  font-family: 'JetBrains Mono', monospace;
}

.stream-vol-input {
  width: 65px;
  accent-color: #10b981;
  cursor: pointer;
}

.stream-interact-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  border-radius: var(--radius-full);
  padding: 4px 11px;
  font-size: 0.72rem;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition-fast);
  user-select: none;
  background: rgba(30, 41, 59, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: #cbd5e1;
}
.stream-interact-toggle-btn:hover {
  background: rgba(51, 65, 85, 0.9);
  color: #ffffff;
  transform: translateY(-1px);
}
.stream-interact-toggle-btn.active {
  background: linear-gradient(135deg, #1d4ed8, #3b82f6);
  border-color: #60a5fa;
  color: #ffffff;
  box-shadow: 0 0 16px rgba(59, 130, 246, 0.6);
}

.stream-screen-wrapper.interactive-mode iframe,
.stream-screen-wrapper.interactive-mode video {
  pointer-events: auto !important;
}
.stream-screen-wrapper.interactive-mode .stream-drag-shield {
  display: none !important;
  pointer-events: none !important;
}

/* Layer Toolbar on Canvas Items */
.item-layer-toolbar {
  position: absolute;
  top: -42px;
  left: 0;
  display: none;
  align-items: center;
  gap: 0.35rem;
  background: rgba(11, 15, 26, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.7);
  padding: 0.28rem 0.65rem;
  border-radius: var(--radius-full);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 10000;
  pointer-events: auto;
  white-space: nowrap;
  user-select: none;
}

.canvas-item.selected .item-layer-toolbar {
  display: flex !important;
}

.layer-pill-tag {
  font-size: 0.68rem;
  color: #94a3b8;
  font-weight: 600;
  padding: 2px 7px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-full);
  font-family: 'JetBrains Mono', monospace;
}
.layer-pill-tag strong {
  color: #60a5fa;
}

.layer-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  background: rgba(30, 41, 59, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #f1f5f9;
  border-radius: var(--radius-full);
  padding: 3px 9px;
  font-size: 0.7rem;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition-fast);
  user-select: none;
}
.layer-action-btn:hover {
  background: var(--primary-blue);
  border-color: #60a5fa;
  color: #ffffff;
  transform: translateY(-1px);
}
.layer-action-btn:active {
  transform: scale(0.95);
}

.stream-layer-controls {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  border-left: 1px solid rgba(255, 255, 255, 0.15);
  padding-left: 0.5rem;
  margin-left: 0.35rem;
}

/* Drag and Drop Visual Zone */
.canvas-drop-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 15, 28, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 3px dashed #3b82f6;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 99999;
  pointer-events: none;
  animation: pulseDropBorder 1.5s infinite ease-in-out;
}

@keyframes pulseDropBorder {
  0%, 100% { border-color: #3b82f6; box-shadow: inset 0 0 30px rgba(59, 130, 246, 0.3); }
  50% { border-color: #38bdf8; box-shadow: inset 0 0 60px rgba(59, 130, 246, 0.6); }
}

.drop-overlay-content {
  text-align: center;
  color: #ffffff;
  pointer-events: none;
}

.drop-overlay-content svg {
  margin: 0 auto;
  color: #38bdf8;
  filter: drop-shadow(0 0 15px rgba(56, 189, 248, 0.6));
  animation: bounceDropIcon 1s infinite alternate ease-in-out;
}

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

/* App Toast Notification */
.app-toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%) translateY(25px);
  background: rgba(12, 17, 28, 0.94);
  border: 1px solid rgba(56, 189, 248, 0.4);
  border-left: 4px solid #38bdf8;
  color: #ffffff;
  padding: 0.6rem 1.4rem;
  border-radius: var(--radius-md);
  font-size: 0.82rem;
  font-weight: 600;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.8), 0 0 25px rgba(56, 189, 248, 0.25);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 100000;
  opacity: 0;
  transition: all var(--transition-smooth);
  pointer-events: none;
}

.app-toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* Audio card on canvas */
.canvas-audio-card {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.9), rgba(15, 23, 42, 0.95));
  border: 1px solid rgba(59, 130, 246, 0.4);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  padding: 0.4rem 0.75rem;
  gap: 0.6rem;
  user-select: none;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
}

.audio-play-toggle-btn {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: linear-gradient(135deg, #2563eb, #3b82f6);
  border: none;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.4);
}
.audio-play-toggle-btn:hover {
  transform: scale(1.12);
  box-shadow: 0 0 14px rgba(59, 130, 246, 0.7);
}

/* User & Role Badges */
.user-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(22, 28, 44, 0.7);
  border: 1px solid var(--border-subtle);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  color: #f1f5f9;
}

.role-pill {
  font-size: 0.65rem;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.role-pill.owner {
  background: rgba(37, 99, 235, 0.25);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.4);
  box-shadow: 0 0 8px rgba(59, 130, 246, 0.2);
}
.role-pill.editor {
  background: rgba(16, 185, 129, 0.2);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.4);
  box-shadow: 0 0 8px rgba(16, 185, 129, 0.2);
}

/* Modals */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 99999;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-smooth);
}

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

.modal-box {
  background: linear-gradient(145deg, rgba(20, 26, 44, 0.95), rgba(12, 16, 28, 0.95));
  border: 1px solid var(--border-highlight);
  border-radius: var(--radius-lg);
  max-width: 480px;
  width: 90%;
  padding: 2rem;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.95), 0 0 35px rgba(59, 130, 246, 0.2);
  position: relative;
  transform: translateY(20px) scale(0.97);
  transition: transform var(--transition-smooth);
  backdrop-filter: blur(16px);
}

.modal-overlay.active .modal-box {
  transform: translateY(0) scale(1);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 0.85rem;
}

.modal-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: #ffffff;
}

.modal-close-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.35rem;
  cursor: pointer;
  padding: 0 4px;
  transition: color var(--transition-fast);
}
.modal-close-btn:hover {
  color: #ffffff;
}

.invite-link-row {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

/* ==========================================================================
   OBS OVERLAY VIEW (overlay.html)
   ========================================================================== */
.obs-overlay-viewport {
  width: 1920px;
  height: 1080px;
  position: absolute;
  top: 0;
  left: 0;
  overflow: hidden;
  background: transparent !important;
  pointer-events: none;
  transform-origin: top left;
}

.obs-item {
  position: absolute;
  top: 0;
  left: 0;
  will-change: transform;
  transition: transform 0.035s linear;
  pointer-events: none;
  transform-origin: center center;
}

.obs-stream-iframe,
.obs-stream-video,
.obs-stream-canvas {
  width: 100%;
  height: 100%;
  border: none;
  object-fit: cover;
  border-radius: var(--radius-sm);
  display: block;
}

/* Utilities */
.hidden { display: none !important; }
.flex { display: flex; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.w-full { width: 100%; }