/* ==========================================================================
   VibeRoom V2 - Premium Dark UI Theme
   Color Palette:
   - Background: #0B0B0F
   - Surface: #15151C
   - Cards: #1C1C26
   - Purple: #8B5CF6
   - Blue: #6366F1
   - Text: #FFFFFF
   - Secondary: #A1A1AA
   ========================================================================== */

:root {
  --bg-main: #0B0B0F;
  --bg-surface: #15151C;
  --bg-card: #1C1C26;
  --bg-card-hover: #242433;
  --border-color: rgba(255, 255, 255, 0.08);
  --border-focus: #8B5CF6;

  --accent-purple: #8B5CF6;
  --accent-purple-glow: rgba(139, 92, 246, 0.35);
  --accent-blue: #6366F1;
  --accent-blue-glow: rgba(99, 102, 241, 0.35);
  
  --text-main: #FFFFFF;
  --text-secondary: #A1A1AA;
  --text-muted: #71717A;

  --status-active: #10B981;
  --status-locked: #F59E0B;
  --status-danger: #EF4444;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-full: 9999px;
  
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

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

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: var(--font-sans);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Typography & Links */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-main);
  font-weight: 700;
  letter-spacing: -0.02em;
}

a {
  color: var(--accent-purple);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: #A78BFA;
}

/* Navbar */
.navbar-vibe {
  background-color: rgba(21, 21, 28, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-color);
  padding: 0.85rem 1.5rem;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.35rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.03em;
}

.brand-gradient {
  background: linear-gradient(135deg, var(--accent-purple), var(--accent-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Buttons */
.btn-vibe-primary {
  background: linear-gradient(135deg, var(--accent-purple), var(--accent-blue));
  color: #fff;
  border: none;
  font-weight: 600;
  border-radius: var(--radius-md);
  padding: 0.65rem 1.4rem;
  box-shadow: 0 4px 15px var(--accent-purple-glow);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
}

.btn-vibe-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(139, 92, 246, 0.5);
  color: #fff;
}

.btn-vibe-secondary {
  background-color: var(--bg-card);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  font-weight: 500;
  border-radius: var(--radius-md);
  padding: 0.65rem 1.2rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.2s ease;
  cursor: pointer;
}

.btn-vibe-secondary:hover {
  background-color: var(--bg-card-hover);
  border-color: rgba(255, 255, 255, 0.2);
  color: #fff;
}

.btn-vibe-danger {
  background-color: rgba(239, 68, 68, 0.15);
  color: #F87171;
  border: 1px solid rgba(239, 68, 68, 0.3);
  font-weight: 600;
  border-radius: var(--radius-md);
  padding: 0.55rem 1rem;
  transition: all 0.2s ease;
}

.btn-vibe-danger:hover {
  background-color: #EF4444;
  color: #fff;
}

/* Cards & Containers */
.vibe-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.vibe-card-hover:hover {
  border-color: rgba(139, 92, 246, 0.4);
  transform: translateY(-3px);
}

/* Forms */
.vibe-input {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  font-size: 0.95rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  width: 100%;
}

.vibe-input:focus {
  outline: none;
  border-color: var(--accent-purple);
  box-shadow: 0 0 0 3px var(--accent-purple-glow);
  background-color: #191924;
  color: #fff;
}

.vibe-input::placeholder {
  color: var(--text-muted);
}

/* 4-Digit Code Box */
.code-input-lg {
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: 0.5rem;
  text-align: center;
  font-family: 'Courier New', Courier, monospace;
  background-color: var(--bg-surface);
  border: 2px solid rgba(139, 92, 246, 0.3);
  border-radius: var(--radius-md);
  color: #fff;
  padding: 0.6rem;
}

.code-input-lg:focus {
  border-color: var(--accent-purple);
  box-shadow: 0 0 20px var(--accent-purple-glow);
}

/* Badges */
.badge-host {
  background: linear-gradient(135deg, #F59E0B, #D97706);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  box-shadow: 0 2px 8px rgba(245, 158, 11, 0.4);
}

.badge-mod {
  background: linear-gradient(135deg, var(--accent-purple), var(--accent-blue));
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.badge-status {
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.badge-status.active {
  background-color: rgba(16, 185, 129, 0.15);
  color: #34D399;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-status.locked {
  background-color: rgba(245, 158, 11, 0.15);
  color: #FBBF24;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-status.closed {
  background-color: rgba(239, 68, 68, 0.15);
  color: #F87171;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

/* Flash Messages */
.alert-container {
  position: fixed;
  top: 1.2rem;
  right: 1.2rem;
  z-index: 2000;
  max-width: 420px;
  width: 90%;
}

.alert-vibe {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--accent-purple);
  color: #fff;
  border-radius: var(--radius-md);
  padding: 0.85rem 1.2rem;
  margin-bottom: 0.6rem;
  box-shadow: 0 10px 25px rgba(0,0,0,0.5);
  display: flex;
  align-items: center;
  justify-content: space-between;
  animation: slideInRight 0.3s ease;
}

.alert-vibe.alert-danger {
  border-left-color: #EF4444;
}

.alert-vibe.alert-success {
  border-left-color: #10B981;
}

.alert-vibe.alert-warning {
  border-left-color: #F59E0B;
}

/* Watch Party Room Layout */
.watch-party-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  height: calc(100vh - 65px);
  overflow: hidden;
}

@media (max-width: 1024px) {
  .watch-party-layout {
    grid-template-columns: 1fr;
    height: auto;
    overflow: visible;
  }
}

.video-theater {
  display: flex;
  flex-direction: column;
  background-color: #000;
  position: relative;
  overflow: hidden;
  height: 100%;
}

.video-frame-container {
  flex: 1;
  position: relative;
  background-color: #000;
  display: flex;
  align-items: center;
  justify-content: center;
}

#player {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
}

.video-control-bar {
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-color);
  padding: 0.75rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  z-index: 10;
}

/* Chat Sidebar */
.chat-theater {
  background-color: var(--bg-surface);
  border-left: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.chat-header {
  padding: 0.85rem 1.2rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: var(--bg-surface);
}

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  scroll-behavior: smooth;
}

.chat-input-area {
  padding: 0.85rem 1rem;
  border-top: 1px solid var(--border-color);
  background-color: var(--bg-surface);
}

/* Floating Emoji Reactions */
.floating-emoji {
  position: absolute;
  font-size: 2.2rem;
  pointer-events: none;
  animation: floatUp 2.8s cubic-bezier(0.25, 1, 0.5, 1) forwards;
  z-index: 50;
}

@keyframes floatUp {
  0% {
    opacity: 0;
    transform: translateY(20px) scale(0.6);
  }
  15% {
    opacity: 1;
    transform: translateY(0) scale(1.1);
  }
  85% {
    opacity: 0.9;
    transform: translateY(-160px) scale(1);
  }
  100% {
    opacity: 0;
    transform: translateY(-220px) scale(0.8);
  }
}

@keyframes slideInRight {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* Scrollbars */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg-surface);
}
::-webkit-scrollbar-thumb {
  background: var(--bg-card-hover);
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
  background: #3F3F50;
}