.ttt-shell {
  width: min(1060px, calc(100% - 40px));
  margin: 0 auto;
}
.ttt-intro {
  max-width: 670px;
  padding: 56px 0 30px;
}
.back-link {
  display: inline-block;
  margin-bottom: 46px;
  color: var(--muted);
  font:
    700 12px/1 "SFMono-Regular",
    Consolas,
    monospace;
  text-decoration: none;
}
.back-link:hover,
.back-link:focus-visible {
  color: var(--cyan);
}
.ttt-intro h1 {
  margin-bottom: 17px;
  font-size: clamp(54px, 8vw, 92px);
}
.ttt-intro > p:last-child {
  max-width: 570px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.55;
}
.room-status {
  min-height: 46px;
  margin: 16px 0 28px;
  border: 1px solid rgba(196, 243, 106, 0.24);
  border-radius: 12px;
  padding: 13px 16px;
  color: var(--lime);
  background: rgba(196, 243, 106, 0.07);
  font-size: 13px;
  line-height: 1.4;
}
.room-status[data-tone="error"] {
  border-color: rgba(255, 130, 143, 0.34);
  color: #ff9ea9;
  background: rgba(255, 130, 143, 0.08);
}
.room-status[data-tone="muted"] {
  border-color: var(--line);
  color: var(--muted);
  background: transparent;
}
.lobby-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}
.panel {
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: clamp(22px, 4vw, 34px);
  background: rgba(14, 31, 48, 0.74);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.16);
}
.panel-kicker,
.activity-heading {
  display: flex;
  justify-content: space-between;
  color: var(--cyan);
  font:
    800 11px/1 "SFMono-Regular",
    Consolas,
    monospace;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.panel-number {
  color: var(--muted);
}
.panel h2 {
  margin: 40px 0 12px;
  font-size: clamp(27px, 4vw, 39px);
}
.panel-copy {
  min-height: 50px;
  margin-bottom: 25px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}
.button {
  cursor: pointer;
}
.button-secondary {
  border-color: var(--line);
  color: var(--ink);
  background: rgba(102, 231, 255, 0.1);
}
.button-secondary:hover,
.button-secondary:focus-visible {
  border-color: var(--cyan);
  background: rgba(102, 231, 255, 0.18);
}
.button-quiet {
  border: 0;
  padding: 6px 0;
  color: var(--muted);
  background: transparent;
  font-size: 12px;
}
.button-quiet:hover,
.button-quiet:focus-visible {
  color: var(--cyan);
  box-shadow: none;
}
.host-area,
.answer-area {
  margin-top: 25px;
  border-top: 1px solid var(--line);
  padding-top: 23px;
}
.room-label {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 19px;
  color: var(--muted);
  font:
    700 11px/1 "SFMono-Regular",
    Consolas,
    monospace;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.room-label strong {
  color: var(--lime);
  font-size: 14px;
  letter-spacing: 0.05em;
}
.field-group {
  display: grid;
  gap: 8px;
  margin: 0 0 17px;
}
.field-group label,
.role-choice legend {
  color: var(--muted);
  font:
    800 11px/1.2 "SFMono-Regular",
    Consolas,
    monospace;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
input,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--ink);
  background: rgba(4, 14, 24, 0.64);
  font:
    13px/1.45 "SFMono-Regular",
    Consolas,
    monospace;
}
input {
  min-height: 42px;
  padding: 10px 12px;
}
textarea {
  min-height: 104px;
  resize: vertical;
  padding: 11px 12px;
}
input:focus-visible,
textarea:focus-visible {
  border-color: var(--cyan);
  outline: 2px solid rgba(102, 231, 255, 0.2);
  outline-offset: 2px;
}
textarea[readonly] {
  color: #a8c6d6;
}
.field-hint {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}
.role-choice {
  display: flex;
  gap: 12px;
  margin: 0 0 19px;
  border: 0;
  padding: 0;
}
.role-choice legend {
  width: 100%;
  margin-bottom: 10px;
}
.role-choice label {
  display: inline-flex;
  gap: 7px;
  align-items: center;
  color: var(--ink);
  font-size: 13px;
}
.role-choice input {
  width: 15px;
  min-height: 15px;
  accent-color: var(--cyan);
}
.invite-list {
  display: grid;
  gap: 11px;
  margin: 0 0 18px;
}
.invite-card {
  border-left: 2px solid var(--violet);
  padding-left: 12px;
}
.invite-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
  color: var(--muted);
  font:
    700 11px/1.2 "SFMono-Regular",
    Consolas,
    monospace;
}
.invite-header strong {
  color: var(--ink);
}
.invite-card textarea {
  min-height: 78px;
}
.invite-card .button {
  margin-top: 8px;
}