:root {
  --bg-primary: #0d0d0d;
  --bg-secondary: #1a1a1a;
  --bg-card: #141414;
  --text-primary: #e0e0e0;
  --text-secondary: #888;
  --accent: #00ff88;
  --border: #2a2a2a;
  --font-mono: 'JetBrains Mono', monospace;
}

*, *::before, *::after {
  box-sizing: border-box;
}

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-mono);
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* Landing page */
.landing {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  gap: 2rem;
}

.landing h1 {
  font-size: 3rem;
  letter-spacing: 0.1em;
  color: var(--text-primary);
  margin: 0;
}

/* Buttons */
.btn-primary {
  background: var(--accent);
  color: var(--bg-primary);
  border: none;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  min-height: 44px;
  border-radius: 2px;
  transition: opacity 150ms;
}

.btn-primary:hover {
  opacity: 0.85;
}

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-secondary {
  background: var(--bg-secondary);
  color: var(--text-secondary);
  border: 1px solid var(--border);
  padding: 0.5rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  cursor: pointer;
  min-height: 44px;
  border-radius: 2px;
  transition: border-color 150ms, color 150ms;
}

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

.btn-secondary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Room page layout */
.room-container {
  width: 100%;
  max-width: 800px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Header */
.room-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.room-id {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

.room-header .btn-secondary {
  font-size: 0.75rem;
  padding: 0.375rem 0.75rem;
  min-height: 36px;
}

.copied-msg {
  color: var(--accent);
  font-size: 0.75rem;
}

.header-spacer {
  flex: 1;
}

/* User cards */
.user-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2rem;
  align-content: flex-start;
}

.user-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 2px;
  padding: 0.5rem 0.75rem;
  width: 120px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  transition: border-color 150ms;
}

.user-card.is-you {
  border-color: var(--accent);
}

.user-name {
  font-size: 0.875rem;
  color: var(--text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 100%;
}

.user-vote {
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent);
  min-height: 1.5rem;
}

.user-vote.pending {
  color: var(--text-secondary);
}

/* Controls */
.controls {
  padding: 1rem 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.vote-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.vote-btn {
  background: var(--bg-secondary);
  color: var(--text-primary);
  border: 1px solid var(--border);
  padding: 0.5rem 1rem;
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  min-height: 44px;
  min-width: 50px;
  border-radius: 2px;
  transition: border-color 150ms, color 150ms;
}

.vote-btn:hover {
  border-color: var(--accent);
}

.vote-btn.selected {
  border-color: var(--accent);
  color: var(--accent);
}

.vote-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.action-buttons {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* Name overlay */
.overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}

.overlay.hidden {
  display: none;
}

.overlay-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  width: 320px;
  max-width: 90vw;
}

.overlay-card h2 {
  margin: 0;
  font-size: 1.25rem;
  color: var(--text-primary);
}

.overlay-card input {
  background: var(--bg-primary);
  color: var(--text-primary);
  border: 1px solid var(--border);
  padding: 0.75rem;
  font-family: var(--font-mono);
  font-size: 1rem;
  border-radius: 2px;
  min-height: 44px;
  outline: none;
  transition: border-color 150ms;
}

.overlay-card input:focus {
  border-color: var(--accent);
}

.overlay-error {
  color: #ff4444;
  font-size: 0.875rem;
  min-height: 1.25rem;
}

/* Connection error */
.connection-error {
  background: #331111;
  color: #ff4444;
  padding: 0.5rem 1rem;
  font-size: 0.75rem;
  text-align: center;
  width: 100%;
}

.connection-error.hidden {
  display: none;
}

/* Room gone */
.room-gone {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  gap: 1rem;
}

.room-gone h2 {
  color: var(--text-primary);
  margin: 0;
}

.room-gone p {
  color: var(--text-secondary);
}