:root {
  --ink: #eae6e1;
  --ink-dim: #a7a19c;
  --void: #16151a;
  --panel: #1e1d24;
  --panel-line: #302f38;
  --accent: #8f7fc7;
  --accent-dim: #5d5480;
  --accent-text: #16151a;
  --danger: #c77f7f;
  --radius: 10px;
  font-size: 16px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--void);
  color: var(--ink);
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

.hidden { display: none !important; }

.screen {
  min-height: 100vh;
  display: flex;
}

/* ---------------- Landing ---------------- */

#landing {
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.landing-card {
  width: 100%;
  max-width: 600px;
  text-align: center;
}

.wordmark {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
  font-size: 2.6rem;
  letter-spacing: 0.01em;
  margin: 0 0 40px;
  color: var(--ink);
}

.wordmark.small {
  font-size: 1.15rem;
  margin: 0;
}

.wordmark .dot {
  color: var(--accent);
  display: inline-block;
  animation: pulse 2.6s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.55; transform: scale(1.35); }
}

.tagline {
  color: var(--ink-dim);
  font-size: 0.95rem;
  margin: 0 0 32px;
}

.join-block { text-align: center; }

.room-block { margin: 0 0 28px; }

.join-block label,
.control-label {
  display: block;
  font-size: 0.78rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin-bottom: 6px;
}

.input-row .input-label {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  margin-bottom: 0;
  white-space: nowrap;
}

.input-row {
  display: flex;
  justify-content: center;
  gap: 8px;
}

input[type="text"] {
  flex: 1;
  background: var(--panel);
  border: 1px solid var(--panel-line);
  color: var(--ink);
  border-radius: var(--radius);
  padding: 10px 12px;
  font-size: 0.95rem;
}

input[type="text"]:focus,
button:focus-visible,
input[type="range"]:focus-visible,
input[type="color"]:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.input-hint {
  min-height: 1.2em;
  font-size: 0.82rem;
  color: var(--danger);
  margin: 8px 2px 0;
}

.divider {
  display: flex;
  align-items: center;
  text-align: center;
  color: var(--ink-dim);
  font-size: 0.78rem;
  margin: 22px 0;
}
.divider::before, .divider::after {
  content: "";
  flex: 1;
  border-bottom: 1px solid var(--panel-line);
}
.divider span { padding: 0 10px; }

/* ---------------- Buttons ---------------- */

.btn {
  font-family: inherit;
  font-size: 0.9rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  padding: 10px 16px;
  cursor: pointer;
  transition: filter 0.15s ease, transform 0.05s ease;
}
.btn:active { transform: translateY(1px); }
.btn-wide { width: 100%; }

.btn-primary {
  background: var(--accent);
  color: var(--accent-text);
  font-weight: 600;
}
.btn-primary:hover { filter: brightness(1.08); }

.btn-secondary {
  background: transparent;
  border-color: var(--accent-dim);
  color: var(--ink);
}
.btn-secondary:hover { border-color: var(--accent); }

.btn-ghost {
  background: transparent;
  border-color: var(--panel-line);
  color: var(--ink-dim);
}
.btn-ghost:hover { color: var(--ink); border-color: var(--ink-dim); }

/* ---------------- Session ---------------- */

#session {
  flex-direction: column;
  min-height: 100vh;
  width: 100%;
}

.topbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--panel-line);
}

.badge {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--panel);
  border: 1px solid var(--panel-line);
  color: var(--ink-dim);
  padding: 3px 9px;
  border-radius: 999px;
}
.badge.is-admin {
  color: var(--accent-text);
  background: var(--accent);
  border-color: var(--accent);
}

.status-pill {
  margin-left: auto;
  font-size: 0.8rem;
  color: var(--ink-dim);
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 34px;
  height: 34px;
  padding: 0;
  border-radius: var(--radius);
  border: 1px solid var(--panel-line);
  background: transparent;
  color: var(--ink-dim);
  cursor: pointer;
  transition: filter 0.15s ease, transform 0.05s ease, color 0.15s ease, border-color 0.15s ease;
}
.icon-btn:hover { color: var(--ink); border-color: var(--ink-dim); }
.icon-btn:active { transform: translateY(1px); }

.btn-row { display: flex; gap: 8px; }
.btn-row .btn { flex: 1; }

.stage-wrap {
  flex: 1;
  display: flex;
  align-items: stretch;
}

.stage {
  position: relative;
  flex: 1;
  overflow: hidden;
  background: #000;
}

.bobble {
  position: absolute;
  left: 0;
  top: 0;
  will-change: transform;
  background: #fff;
}

.bobble.shape-circle { border-radius: 50%; }
.bobble.shape-square { border-radius: 4px; }
.bobble.shape-triangle {
  background: transparent !important;
  width: 0 !important;
  height: 0 !important;
  border-radius: 0;
}

/* ---------------- Admin control dock ---------------- */

.controls {
  border-top: 1px solid var(--panel-line);
  background: var(--panel);
  padding: 16px 20px 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.control-group {
  min-width: 160px;
  flex: 1;
}

.control-group.two-col {
  display: flex;
  gap: 16px;
}
.control-group.two-col > div { flex: 1; }

.control-group.checkbox-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.control-group.checkbox-row .control-label { margin-bottom: 0; }
.control-group.checkbox-row input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
}

.shape-row { display: flex; gap: 8px; }
.shape-btn {
  flex: 1;
  background: var(--void);
  border-color: var(--panel-line);
  color: var(--ink-dim);
  font-size: 1.1rem;
  line-height: 1;
}
.shape-btn.active {
  border-color: var(--accent);
  color: var(--accent);
}

input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
}

input[type="color"] {
  width: 100%;
  height: 34px;
  border: 1px solid var(--panel-line);
  border-radius: var(--radius);
  background: var(--void);
  padding: 2px;
}

@media (max-width: 640px) {
  .controls { padding: 12px 14px 18px; }
  .control-group { min-width: 130px; }
}