:root {
  /* Cores Temáticas Taverna */
  --bg-primary: #0a0b0e;
  --bg-surface: #12151d;
  --bg-surface-elevated: #1a1e2a;
  --bg-glass: rgba(22, 26, 37, 0.75);
  --bg-glass-hover: rgba(32, 38, 54, 0.85);

  --accent-amber: #f59e0b;
  --accent-amber-light: #fbbf24;
  --accent-amber-glow: rgba(245, 158, 11, 0.35);
  --accent-gold: #eab308;
  --accent-bronze: #d97706;

  --color-danger: #ef4444;
  --color-danger-glow: rgba(239, 68, 68, 0.3);
  --color-success: #10b981;
  --color-success-glow: rgba(16, 185, 129, 0.3);

  --text-main: #f3f4f6;
  --text-muted: #9ca3af;
  --text-subtle: #6b7280;

  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-amber: rgba(245, 158, 11, 0.3);
  --border-glow: rgba(245, 158, 11, 0.5);

  --font-family-base: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-family-mono: 'JetBrains Mono', monospace;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --shadow-card: 0 16px 40px -12px rgba(0, 0, 0, 0.65), 0 0 24px -6px var(--accent-amber-glow);
  --shadow-glow: 0 0 30px rgba(245, 158, 11, 0.25);
  --transition-fast: 0.18s ease;
  --transition-smooth: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Reset & Base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-main);
  font-family: var(--font-family-base);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  display: flex;
  flex-direction: column;
}

/* Ambient Background Glows */
.glow-bg {
  position: fixed;
  border-radius: 50%;
  filter: blur(140px);
  pointer-events: none;
  z-index: 0;
  opacity: 0.45;
}

.glow-amber {
  top: -100px;
  left: 20%;
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, var(--accent-amber) 0%, rgba(245, 158, 11, 0) 70%);
}

.glow-purple {
  bottom: -150px;
  right: 15%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, #7c3aed 0%, rgba(124, 58, 237, 0) 70%);
  opacity: 0.25;
}

/* Header */
.app-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(10, 11, 14, 0.75);
  border-bottom: 1px solid var(--border-subtle);
  padding: 1rem 2rem;
}

.header-content {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  cursor: pointer;
  user-select: none;
  transition: transform var(--transition-fast);
}

.brand:hover {
  transform: translateY(-1px);
}

.brand-icon {
  font-size: 1.8rem;
  background: var(--bg-surface-elevated);
  padding: 0.35rem 0.55rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-amber);
  box-shadow: 0 0 16px var(--accent-amber-glow);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: #fff;
}

.brand-title .accent {
  color: var(--accent-amber-light);
}

.brand-tag {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
}

/* Room Nav Status */
.room-nav-info {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-pill {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  padding: 0.45rem 0.9rem;
  border-radius: var(--radius-full);
  font-size: 0.88rem;
  color: var(--text-main);
}

.pill-label {
  color: var(--text-muted);
}

.pill-value {
  color: var(--accent-amber-light);
  font-weight: 600;
}

.icon-btn-small {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  padding: 2px;
  border-radius: 4px;
  transition: color var(--transition-fast);
}

.icon-btn-small:hover {
  color: var(--accent-amber-light);
}

.pulse-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.live-pulse {
  background-color: var(--color-danger);
  box-shadow: 0 0 10px var(--color-danger);
  animation: pulse-live 1.5s infinite;
}

@keyframes pulse-live {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.7); }
  70% { transform: scale(1.15); box-shadow: 0 0 0 8px rgba(239, 68, 68, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); }
}

/* Container */
.app-container {
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
  padding: 2.5rem 2rem;
  flex: 1;
  position: relative;
  z-index: 1;
}

/* Typography Utilities */
.font-mono {
  font-family: var(--font-family-mono);
}

.gradient-text {
  background: linear-gradient(135deg, var(--accent-amber-light) 0%, #f97316 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-family: var(--font-family-base);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.75rem 1.4rem;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: all var(--transition-smooth);
  user-select: none;
  text-decoration: none;
}

.btn-block {
  width: 100%;
}

.btn-sm {
  padding: 0.45rem 0.9rem;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.1rem;
  border-radius: var(--radius-md);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-amber) 0%, var(--accent-bronze) 100%);
  color: #0b0b0f;
  box-shadow: 0 6px 20px -4px var(--accent-amber-glow);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--accent-amber-light) 0%, var(--accent-amber) 100%);
  transform: translateY(-2px);
  box-shadow: 0 10px 25px -4px var(--accent-amber-glow);
}

.btn-secondary {
  background: var(--bg-surface-elevated);
  color: var(--text-main);
  border: 1px solid var(--border-subtle);
}

.btn-secondary:hover {
  background: #232938;
  border-color: var(--accent-amber);
  transform: translateY(-2px);
}

.btn-danger-outline {
  background: transparent;
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.4);
}

.btn-danger-outline:hover {
  background: rgba(239, 68, 68, 0.15);
  border-color: var(--color-danger);
}

/* LOBBY VIEW */
.lobby-view {
  animation: fadeIn 0.4s ease;
}

.hero-section {
  text-align: center;
  max-width: 820px;
  margin: 1.5rem auto 3.5rem auto;
}

.badge-hero {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 1rem;
  border-radius: var(--radius-full);
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid var(--border-amber);
  color: var(--accent-amber-light);
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
}

.hero-title {
  font-size: 3.2rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Lobby Grid Cards */
.lobby-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  max-width: 980px;
  margin: 0 auto 4rem auto;
}

.glass-card {
  background: var(--bg-glass);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.2rem;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-smooth), border-color var(--transition-smooth);
}

.glass-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-amber);
}

.card-header {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  margin-bottom: 1.2rem;
}

.card-icon {
  font-size: 2.2rem;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-surface-elevated);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
}

.host-icon {
  border-color: var(--border-amber);
  box-shadow: 0 0 18px var(--accent-amber-glow);
}

.card-title-group {
  display: flex;
  flex-direction: column;
}

.card-subtitle {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-amber-light);
  font-weight: 600;
}

.card-title {
  font-size: 1.5rem;
  font-weight: 700;
}

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

.audio-tip-banner {
  display: flex;
  gap: 0.85rem;
  background: rgba(245, 158, 11, 0.08);
  border: 1px dashed var(--border-amber);
  border-radius: var(--radius-md);
  padding: 0.9rem 1rem;
  margin-bottom: 1.8rem;
  font-size: 0.85rem;
  color: #e5e7eb;
  line-height: 1.45;
}

.tip-icon {
  font-size: 1.2rem;
  flex-shrink: 0;
}

/* Forms */
.join-form {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.input-group label {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

.input-group input {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  color: var(--text-main);
  font-size: 1rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.input-group input:focus {
  outline: none;
  border-color: var(--accent-amber);
  box-shadow: 0 0 0 3px var(--accent-amber-glow);
}

/* Feature row */
.features-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.8rem;
  max-width: 1040px;
  margin: 0 auto;
}

.feature-item {
  display: flex;
  gap: 1rem;
  background: rgba(18, 21, 29, 0.4);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.3rem;
}

.f-icon {
  font-size: 1.8rem;
}

.f-info h3 {
  font-size: 1rem;
  margin-bottom: 0.35rem;
  color: #fff;
}

.f-info p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.45;
}

/* STREAM ROOM VIEW */
.room-view {
  animation: fadeIn 0.4s ease;
}

.stream-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 1.8rem;
  align-items: start;
}

.stream-layout.theatre-mode {
  grid-template-columns: 1fr;
}

.stream-layout.theatre-mode .room-sidebar {
  display: none;
}

/* Video Player Box */
.video-container {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #000;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  box-shadow: 0 20px 50px -10px rgba(0, 0, 0, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
}

.video-container video {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #000;
}

/* Placeholder */
.video-placeholder {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, #181d2a 0%, #0c0d12 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  text-align: center;
  z-index: 5;
}

.placeholder-content {
  max-width: 520px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.placeholder-icon {
  font-size: 3.5rem;
}

.placeholder-content h3 {
  font-size: 1.7rem;
  font-weight: 700;
}

.placeholder-content p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.5;
}

.audio-notice {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid var(--border-amber);
  border-radius: var(--radius-md);
  padding: 0.8rem 1rem;
  font-size: 0.85rem;
  color: var(--accent-amber-light);
  text-align: left;
}

.ambient-pill {
  font-size: 0.85rem;
  color: var(--accent-amber);
  background: rgba(245, 158, 11, 0.08);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-full);
}

.spinner-icon {
  animation: spin 3s linear infinite;
}

@keyframes spin {
  100% { transform: rotate(360deg); }
}

/* Unmute Overlay */
.unmute-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 15;
}

/* Video Custom Controls Overlay */
.video-controls {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(10, 11, 14, 0.95) 0%, rgba(10, 11, 14, 0.4) 60%, transparent 100%);
  padding: 1.5rem 1.2rem 1rem 1.2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 10;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.video-container:hover .video-controls,
.video-controls:focus-within {
  opacity: 1;
}

.controls-left, .controls-right {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.control-group {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.ctrl-btn {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #fff;
  border-radius: var(--radius-sm);
  padding: 0.45rem 0.8rem;
  font-size: 0.85rem;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  cursor: pointer;
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.ctrl-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-1px);
}

.ctrl-btn.icon-only {
  padding: 0.45rem 0.6rem;
}

.btn-danger-text {
  color: #fca5a5;
  border-color: rgba(239, 68, 68, 0.4);
}

.btn-danger-text:hover {
  background: rgba(239, 68, 68, 0.25);
}

/* Volume Slider */
.volume-slider-wrapper {
  display: flex;
  align-items: center;
  width: 80px;
}

.volume-slider-wrapper input[type="range"] {
  width: 100%;
  accent-color: var(--accent-amber);
  cursor: pointer;
}

.stream-badge-mini {
  font-size: 0.75rem;
  font-family: var(--font-family-mono);
  background: rgba(0, 0, 0, 0.5);
  border: 1px solid var(--border-subtle);
  padding: 0.3rem 0.6rem;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
}

/* Reactions Bar */
.reactions-bar {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  background: rgba(0, 0, 0, 0.45);
  border: 1px solid var(--border-subtle);
  padding: 0.2rem 0.4rem;
  border-radius: var(--radius-full);
}

.react-btn {
  background: transparent;
  border: none;
  font-size: 1.1rem;
  cursor: pointer;
  padding: 0.25rem 0.4rem;
  border-radius: var(--radius-full);
  transition: transform 0.15s ease;
}

.react-btn:hover {
  transform: scale(1.3);
}

/* Reactions Floating Container */
.reactions-container {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 8;
}

.floating-reaction {
  position: absolute;
  bottom: 60px;
  font-size: 2.2rem;
  animation: floatUp 2.8s ease-out forwards;
  opacity: 0.9;
}

@keyframes floatUp {
  0% {
    transform: translateY(0) scale(0.6) rotate(0deg);
    opacity: 1;
  }
  50% {
    opacity: 0.9;
  }
  100% {
    transform: translateY(-380px) scale(1.2) rotate(15deg);
    opacity: 0;
  }
}

/* Room Sidebar */
.room-sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.sidebar-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.2rem;
}

.box-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: #fff;
}

.box-desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 0.85rem;
  line-height: 1.4;
}

.copy-url-group {
  display: flex;
  gap: 0.5rem;
}

.copy-url-group input {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.45rem 0.6rem;
  color: var(--text-main);
  font-size: 0.8rem;
  flex: 1;
}

.copy-url-group input:focus {
  outline: none;
  border-color: var(--accent-amber);
}

.box-header-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
}

.badge-count {
  background: rgba(245, 158, 11, 0.18);
  border: 1px solid var(--border-amber);
  color: var(--accent-amber-light);
  font-family: var(--font-family-mono);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.15rem 0.55rem;
  border-radius: var(--radius-full);
}

.viewers-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-height: 200px;
  overflow-y: auto;
}

.viewer-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.75rem;
  font-size: 0.85rem;
  transition: border-color var(--transition-fast);
}

.viewer-item:hover {
  border-color: var(--border-amber);
}

.viewer-user-info {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.viewer-avatar {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: linear-gradient(135deg, #374151, #1f2937);
  border: 1px solid var(--border-amber);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-amber-light);
}

.viewer-name {
  color: var(--text-main);
  font-weight: 500;
}

.viewer-status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-success);
  box-shadow: 0 0 8px var(--color-success);
}

.empty-viewers-msg {
  color: var(--text-subtle);
  font-size: 0.82rem;
  font-style: italic;
  padding: 0.5rem 0;
  text-align: center;
}

.details-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  font-size: 0.88rem;
}

.details-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.detail-label {
  color: var(--text-muted);
}

.detail-val {
  font-weight: 600;
  color: var(--accent-amber-light);
}

.tips-text {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.45;
  margin-bottom: 0.8rem;
}

.tip-highlight {
  background: rgba(245, 158, 11, 0.08);
  border-left: 3px solid var(--accent-amber);
  padding: 0.6rem 0.8rem;
  border-radius: 4px;
  font-size: 0.8rem;
  color: #f3f4f6;
  line-height: 1.4;
}

/* Toast */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-amber);
  color: #fff;
  padding: 0.8rem 1.4rem;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  z-index: 1000;
  font-size: 0.9rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  animation: toastIn 0.25s ease;
}

@keyframes toastIn {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

/* Utilities */
.hidden {
  display: none !important;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Responsiveness */
@media (max-width: 960px) {
  .lobby-grid {
    grid-template-columns: 1fr;
  }
  .features-row {
    grid-template-columns: 1fr;
  }
  .stream-layout {
    grid-template-columns: 1fr;
  }
  .hero-title {
    font-size: 2.2rem;
  }
}