.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.room-body {
  background:
    radial-gradient(ellipse 70% 40% at 100% 0%, var(--accent-soft), transparent 50%),
    var(--bg);
}

.room-hero {
  max-width: 44rem;
  margin: 0 auto;
  padding:
    4.5rem
    max(1.25rem, env(safe-area-inset-right))
    2.5rem
    max(1.25rem, env(safe-area-inset-left));
}

.room-hero h1 {
  margin: 0 0 1rem;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(1.9rem, 4vw, 2.6rem);
  line-height: 1.15;
}

.room-form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1.75rem;
}

.room-form input {
  flex: 1 1 16rem;
  min-height: 2.75rem;
  padding: 0.6rem 0.85rem;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.95rem;
}

.room-form input:focus {
  outline: none;
  border-color: var(--accent);
}

.room-status {
  margin: 0.85rem 0 0;
  min-height: 1.2em;
  color: var(--muted);
  font-size: 0.92rem;
}

.room-status.is-error {
  color: #e5734a;
}

.room-results {
  max-width: 72rem;
  margin: 0 auto;
  padding:
    0
    max(1.25rem, env(safe-area-inset-right))
    4rem
    max(1.25rem, env(safe-area-inset-left));
}

.room-summary {
  margin-bottom: 2rem;
}

.room-panel-head {
  margin-bottom: 1.25rem;
}

.room-table-wrap {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  overflow-x: auto;
}

.room-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

.room-table th,
.room-table td {
  text-align: left;
  padding: 0.75rem 0.9rem;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

.room-table tbody tr:last-child td {
  border-bottom: 0;
}

.room-table th {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.room-empty {
  margin-top: 1rem;
}

.recharge-form {
  margin-top: 0.5rem;
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.recharge-room-select-wrap {
  margin-bottom: 1rem;
  max-width: 20rem;
}

.recharge-readings {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(14rem, 1fr));
  gap: 0.85rem;
  margin-bottom: 1.25rem;
}

.recharge-fields {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(12rem, 1fr));
  gap: 0.85rem;
  margin-bottom: 1.25rem;
}

.field-wide {
  grid-column: 1 / -1;
}

.recharge-form label,
.field label {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.recharge-form input,
.recharge-form select {
  width: 100%;
  min-height: 2.6rem;
  padding: 0.55rem 0.75rem;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 0.95rem;
}

.recharge-form input:focus,
.recharge-form select:focus {
  outline: none;
  border-color: var(--accent);
}

.recharge-reading-field .reading-current {
  margin-top: 0.3rem;
  color: var(--muted);
  font-size: 0.78rem;
}

.member-id-chip {
  display: inline-block;
  margin-left: 0.4rem;
  padding: 0.05rem 0.4rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  cursor: pointer;
}

.member-id-chip:hover,
.member-id-chip:focus-visible {
  border-color: var(--accent);
  color: var(--text);
}

.member-id-chip--copied {
  border-color: var(--accent);
  color: var(--accent);
}