:root {
  --ink-bg: #0a0e16;
  --ink-bg-raised: #111826;
  --ink-line: #1f2b3d;
  --ink-text: #eef3fb;
  --ink-muted: #7d8caa;
  --gold: #2de2ff;
  --danger: #ff3ea5;
  --serif: "Space Grotesk", "Inter", ui-sans-serif, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }

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

.wrap {
  width: 100%;
  max-width: 780px;
  padding: 24px;
}

.screen { width: 100%; }

.title {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 2rem;
  margin: 0 0 6px;
  text-align: center;
}

.subtitle {
  text-align: center;
  color: var(--ink-muted);
  margin: 0 0 24px;
}

button {
  font-family: var(--mono);
  cursor: pointer;
}

button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.field {
  display: block;
  max-width: 320px;
  margin: 0 auto 16px;
}

.field span {
  display: block;
  font-size: 12.5px;
  color: var(--gold);
  margin-bottom: 6px;
}

input[type="text"],
input[type="password"] {
  width: 100%;
  background: var(--ink-bg-raised);
  border: 1px solid var(--ink-line);
  color: var(--ink-text);
  padding: 10px 12px;
  border-radius: 4px;
  font-family: var(--mono);
  font-size: 14px;
}

input[type="text"]:focus,
input[type="password"]:focus {
  outline: 2px solid var(--gold);
  outline-offset: 1px;
}

/* ---------- Login ---------- */

.login-form {
  max-width: 320px;
  margin: 0 auto;
}

.login-form > button {
  width: 100%;
  background: var(--gold);
  color: var(--ink-bg);
  border: none;
  padding: 11px;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 600;
}

.login-form > button:hover { filter: brightness(1.1); }

.form-msg {
  min-height: 1.3em;
  margin: 8px 0 0;
  font-size: 12.5px;
  color: var(--danger);
}

.pw-note {
  margin: 18px 0 12px;
  color: var(--gold);
  font-size: 13px;
  text-align: center;
}

/* ---------- Lobby ---------- */

.lobby-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.lobby-user {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--ink-muted);
  flex-shrink: 0;
}

.lobby-user button,
.danger-ghost {
  background: transparent;
  border: 1px solid var(--ink-line);
  color: var(--ink-muted);
  padding: 6px 10px;
  border-radius: 4px;
  font-size: 12px;
}

.lobby-user button:hover,
.danger-ghost:hover:not(:disabled) { border-color: var(--gold); color: var(--ink-text); }

.danger-ghost { border-color: var(--danger); color: var(--danger); }
.danger-ghost:hover:not(:disabled) { border-color: var(--danger); color: var(--danger); background: rgba(165, 53, 42, 0.12); }

.panel {
  background: var(--ink-bg-raised);
  border: 1px solid var(--ink-line);
  border-radius: 8px;
  padding: 16px;
  margin: 0 auto 20px;
  max-width: 620px;
}

.panel-title {
  font-family: var(--serif);
  font-size: 1.05rem;
  font-weight: 600;
  margin: 0 0 12px;
  color: var(--gold);
}

/* criar sala */

.create-room {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.create-room input[type="text"],
.create-room input[type="password"] {
  flex: 1 1 180px;
}

.create-room select {
  background: var(--ink-bg-raised);
  border: 1px solid var(--ink-line);
  color: var(--ink-text);
  padding: 10px;
  border-radius: 4px;
  font-family: var(--mono);
  font-size: 13px;
}

.create-room button,
.admin-create button {
  background: var(--gold);
  color: var(--ink-bg);
  border: none;
  padding: 10px 18px;
  border-radius: 4px;
  font-size: 13px;
  font-weight: 600;
}

.create-room button:hover,
.admin-create button:hover { filter: brightness(1.1); }

/* lista de salas */

.room-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.room-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  background: var(--ink-bg);
  border: 1px solid var(--ink-line);
  border-radius: 6px;
  padding: 10px 12px;
}

.room-item-info {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.room-item-name { font-family: var(--serif); font-size: 1rem; }

.room-badge {
  font-size: 10.5px;
  padding: 2px 7px;
  border-radius: 999px;
  letter-spacing: 0.03em;
}

.room-badge.public { background: rgba(186, 255, 92, 0.16); color: #baff5c; }
.room-badge.private { background: rgba(255, 62, 165, 0.18); color: #ff3ea5; }
.room-badge.running { background: rgba(45, 226, 255, 0.16); color: var(--gold); }
.room-badge.finished { background: rgba(186, 255, 92, 0.16); color: #baff5c; }

.room-item-meta { font-size: 11.5px; color: var(--ink-muted); }

.room-item-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

.room-item-actions input[type="password"] {
  padding: 7px 9px;
  width: 150px;
  font-size: 12.5px;
}

.room-item-actions button {
  background: transparent;
  border: 1px solid var(--ink-line);
  color: var(--ink-text);
  padding: 7px 12px;
  border-radius: 4px;
  font-size: 12.5px;
}

.room-item-actions button:hover:not(:disabled) { border-color: var(--gold); }

.room-empty {
  color: var(--ink-muted);
  font-size: 13px;
}

/* administração */

.admin-create {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.admin-create input[type="text"],
.admin-create input[type="password"] { flex: 1 1 140px; }

.admin-check {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  color: var(--ink-muted);
}

.admin-hint {
  font-size: 12px;
  color: var(--ink-muted);
  margin: 10px 0 0;
}

.admin-user-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.admin-user-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  background: var(--ink-bg);
  border: 1px solid var(--ink-line);
  border-radius: 5px;
  padding: 8px 10px;
  font-size: 13px;
}

/* ---------- Sala de chamada (ecrã inteiro) ---------- */

#screen-call {
  position: fixed;
  inset: 0;
  background: #000;
}

.stage {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

#remote-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.video-label {
  position: absolute;
  left: 8px;
  bottom: 8px;
  background: rgba(0, 0, 0, 0.55);
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 12px;
  z-index: 5;
  pointer-events: none;
}

.remote-label {
  left: auto;
  right: 12px;
  top: 12px;
  bottom: auto;
}

.stage-empty {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0 24px;
  color: var(--ink-muted);
  font-size: 15px;
  letter-spacing: 0.02em;
  background: radial-gradient(ellipse at center, rgba(20, 21, 15, 0.85), rgba(20, 21, 15, 0.55));
  z-index: 2;
  pointer-events: none;
}

.stage-empty[hidden] { display: none; }

/* --- painel de vida (canto superior esquerdo) --- */

.life-panel {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 3;
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: rgba(20, 21, 15, 0.78);
  border: 1px solid var(--ink-line);
  border-radius: 8px;
  padding: 10px;
}

.life-card {
  display: flex;
  align-items: center;
  gap: 10px;
}

.life-name {
  font-size: 11px;
  color: var(--gold);
  min-width: 84px;
  max-width: 150px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.life-value {
  font-size: 26px;
  font-weight: 600;
  min-width: 2ch;
  text-align: right;
  font-variant-numeric: tabular-nums;
  color: var(--ink-text);
}

.life-ctrl { display: flex; gap: 6px; }

.life-ctrl button {
  width: 32px;
  height: 32px;
  border-radius: 4px;
  border: 1px solid var(--ink-line);
  background: var(--ink-bg-raised);
  color: var(--ink-text);
  font-size: 16px;
  line-height: 1;
}

.life-ctrl button:hover { border-color: var(--gold); }

.life-reset {
  background: transparent;
  border: 1px solid var(--ink-line);
  color: var(--ink-muted);
  padding: 5px 8px;
  border-radius: 4px;
  font-size: 11px;
}

.life-reset:hover { border-color: var(--gold); color: var(--ink-text); }

/* --- câmara local (canto inferior direito, pequena) --- */

.local-tile {
  position: absolute;
  right: 14px;
  bottom: 84px;
  width: min(30vw, 224px);
  aspect-ratio: 4 / 3;
  background: #000;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.25);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.5);
  z-index: 4;
}

.local-tile video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.local-tile .video-label { font-size: 11px; }

/* --- botões (barra de baixo) --- */

.controls {
  position: absolute;
  bottom: 18px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
  background: rgba(20, 21, 15, 0.85);
  padding: 10px 14px;
  border-radius: 10px;
  border: 1px solid var(--ink-line);
  z-index: 4;
}

.controls button {
  background: transparent;
  border: 1px solid var(--ink-line);
  color: var(--ink-text);
  padding: 9px 16px;
  border-radius: 4px;
  font-size: 13px;
}

.controls button:hover { border-color: var(--gold); }
.controls button.is-off { border-color: var(--danger); color: var(--danger); }
.controls button.danger { border-color: var(--danger); color: var(--danger); }
.controls button.danger:hover { background: rgba(165, 53, 42, 0.12); }

/* --- estado da chamada (topo, centrado) --- */

.call-status {
  position: absolute;
  top: 14px;
  left: 50%;
  transform: translateX(-50%);
  margin: 0;
  max-width: 80%;
  text-align: center;
  color: var(--gold);
  font-size: 13px;
  z-index: 3;
  background: rgba(20, 21, 15, 0.7);
  padding: 4px 10px;
  border-radius: 999px;
}

/* --- painel de dispositivos e níveis de áudio --- */

.devices-panel {
  position: absolute;
  top: 64px;
  right: 14px;
  z-index: 6;
  width: min(320px, calc(100vw - 28px));
  background: rgba(20, 21, 15, 0.92);
  border: 1px solid var(--line-bright);
  border-radius: 10px;
  padding: 12px 14px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.55);
}

.devices-title {
  margin: 0 0 10px;
  font-family: var(--serif);
  font-size: 13px;
  font-weight: 600;
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.device-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 10px;
}

.device-field > span {
  font-size: 11px;
  color: var(--ink-muted);
}

.device-hint {
  margin: 0 0 10px;
  padding: 7px 9px;
  border: 1px dashed var(--gold);
  border-radius: 6px;
  color: var(--gold);
  background: rgba(255, 209, 102, 0.06);
  font-size: 12px;
  line-height: 1.4;
}

.device-hint[hidden] { display: none; }

.device-field select {
  width: 100%;
  background: var(--ink-bg-raised);
  border: 1px solid var(--ink-line);
  color: var(--ink-text);
  padding: 8px 9px;
  border-radius: 4px;
  font-family: var(--mono);
  font-size: 12.5px;
}

.device-field select:focus {
  outline: 2px solid var(--gold);
  outline-offset: 1px;
}

.meter-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
}

.meter-name {
  font-size: 11px;
  color: var(--ink-muted);
  width: 74px;
  flex-shrink: 0;
}

.meter {
  flex: 1;
  height: 10px;
  background: var(--ink-bg-raised);
  border: 1px solid var(--ink-line);
  border-radius: 999px;
  overflow: hidden;
}

.meter i {
  display: block;
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #baff5c, #ffd166, var(--danger));
  transition: width 60ms linear;
}

.meter-db {
  font-size: 11px;
  color: var(--ink-muted);
  min-width: 42px;
  text-align: right;
  font-variant-numeric: tabular-nums;
}

@media (max-width: 520px) {
  .life-panel { top: 6px; left: 6px; padding: 8px; gap: 6px; }
  .life-name { font-size: 10px; min-width: 0; max-width: 90px; }
  .life-value { font-size: 20px; }
  .life-ctrl button { width: 28px; height: 28px; }

  .call-status {
    left: auto;
    right: 6px;
    top: 6px;
    transform: none;
    max-width: 56%;
  }

  .local-tile {
    bottom: 74px;
    right: 10px;
    width: 34vw;
    min-width: 108px;
  }

  .controls {
    bottom: 10px;
    left: 10px;
    right: 10px;
    transform: none;
  }
}

/* ---------- Torneios ---------- */

.t-create {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-bottom: 14px;
}

.t-create input[type="text"],
.t-create input[type="datetime-local"] { flex: 1 1 160px; }

.t-create input[type="datetime-local"] {
  background: var(--ink-bg-raised);
  border: 1px solid var(--ink-line);
  color: var(--ink-text);
  padding: 10px 12px;
  border-radius: 4px;
  font-family: var(--mono);
  font-size: 13px;
  color-scheme: dark;
}

.t-create button {
  background: var(--gold);
  color: var(--ink-bg);
  border: none;
  padding: 10px 18px;
  border-radius: 4px;
  font-size: 13px;
  font-weight: 600;
}

.t-create button:hover { filter: brightness(1.1); }

.t-detail {
  margin-top: 16px;
  border-top: 1px dashed var(--ink-line);
  padding-top: 14px;
}

.t-detail-top {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.t-detail-name {
  font-family: var(--serif);
  font-size: 1.05rem;
  font-weight: 600;
  margin: 0;
  color: var(--gold);
}

.t-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin: 8px 0;
}

.t-actions button {
  background: transparent;
  border: 1px solid var(--ink-line);
  color: var(--ink-text);
  padding: 6px 11px;
  border-radius: 4px;
  font-size: 12px;
}

.t-actions button:hover:not(:disabled) { border-color: var(--gold); }
.t-actions select {
  background: var(--ink-bg-raised);
  border: 1px solid var(--ink-line);
  color: var(--ink-text);
  padding: 6px 8px;
  border-radius: 4px;
  font-family: var(--mono);
  font-size: 12px;
}

.t-admin { border: 1px solid var(--ink-line); border-radius: 6px; padding: 8px 10px; margin: 10px 0; }
.t-admin .t-actions { margin: 0; }

.t-block { margin-top: 12px; }

.t-block h4 {
  font-family: var(--serif);
  font-size: 0.92rem;
  font-weight: 600;
  margin: 0 0 8px;
  color: var(--ink-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.t-participants {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.t-participants li {
  background: var(--ink-bg);
  border: 1px solid var(--ink-line);
  border-radius: 999px;
  padding: 3px 10px;
  font-size: 12px;
}

.t-standings {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.t-standings th,
.t-standings td {
  border-bottom: 1px solid var(--ink-line);
  padding: 5px 8px;
  text-align: left;
  white-space: nowrap;
}

.t-standings th {
  color: var(--ink-muted);
  font-weight: 500;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.t-standings tr:hover td { background: rgba(45, 226, 255, 0.04); }

.t-round { border-left: 2px solid var(--ink-line); padding-left: 10px; }

.t-round-head {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.t-round-label { font-weight: 600; font-size: 13px; }

.t-match {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  flex-wrap: wrap;
  padding: 4px 0;
  font-size: 13px;
}

.t-match p { margin: 0; }

.t-done { color: #baff5c; font-size: 12px; }
.t-conflict { color: var(--danger); font-size: 12px; }