:root {
  --bg: #0e0f12;
  --panel: #16181d;
  --panel-2: #1d2027;
  --text: #e8eaed;
  --muted: #9aa0a6;
  --accent: #4f8cff;
  --danger: #e5484d;
  --border: #262931;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
    Arial, sans-serif;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
}
@supports (height: 100dvh) {
  html,
  body {
    height: 100dvh;
  }
}

button {
  font: inherit;
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 14px;
  cursor: pointer;
  transition: background 0.15s ease;
}
button:hover {
  background: #262a33;
}
button.logout {
  background: var(--danger);
  border-color: var(--danger);
  color: white;
}
button.logout:hover {
  background: #c93b3f;
}

/* ---- Login ---- */
.login-body {
  display: grid;
  place-items: center;
  height: 100%;
}
.login-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 32px;
  width: min(360px, 90vw);
  display: flex;
  flex-direction: column;
  gap: 14px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}
.login-card h1 {
  margin: 0;
  font-size: 28px;
  letter-spacing: 0.5px;
}
.login-card p {
  margin: 0;
  color: var(--muted);
}
.login-card input {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  padding: 12px 14px;
  font: inherit;
  font-size: 16px;
  outline: none;
}
.login-card input:focus {
  border-color: var(--accent);
}
.login-card button {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
  padding: 12px 14px;
  font-weight: 600;
}
.login-card button:hover {
  background: #3a76e6;
}
.login-card .error {
  color: #ff8b8e;
  font-size: 13px;
  background: rgba(229, 72, 77, 0.12);
  border: 1px solid rgba(229, 72, 77, 0.4);
  padding: 8px 10px;
  border-radius: 8px;
}

.btn-link {
  text-decoration: none;
}

/* ---- Room ---- */
.room-body {
  display: flex;
  flex-direction: column;
  height: 100%;
}
.bar {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 10px 16px;
  padding-top: max(10px, env(safe-area-inset-top));
  padding-left: max(16px, env(safe-area-inset-left));
  padding-right: max(16px, env(safe-area-inset-right));
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}
.brand {
  font-weight: 700;
  letter-spacing: 0.5px;
}
.status {
  color: var(--muted);
  font-size: 14px;
}
.controls {
  margin-left: auto;
  display: flex;
  gap: 8px;
}

.grid {
  flex: 1;
  display: grid;
  gap: 8px;
  padding: 8px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  grid-auto-rows: 1fr;
  align-content: stretch;
  min-height: 0;
}

.tile {
  position: relative;
  background: #000;
  border-radius: 10px;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--border);
}
.tile video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: #000;
}
.tile .label {
  position: absolute;
  left: 10px;
  bottom: 10px;
  background: rgba(0, 0, 0, 0.55);
  color: white;
  padding: 4px 8px;
  border-radius: 6px;
  font-size: 12px;
}
.tile.local .label {
  background: rgba(79, 140, 255, 0.85);
}
.tile.placeholder {
  display: grid;
  place-items: center;
  color: var(--muted);
  font-size: 14px;
}

/* ---- Messages panel ---- */
.layout {
  flex: 1;
  display: flex;
  min-height: 0;
}
.layout > .grid {
  flex: 1;
}
.messages-panel {
  width: 340px;
  flex-shrink: 0;
  background: var(--panel);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.messages-panel[hidden] {
  display: none;
}
.messages-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}
.messages-header h2 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
}
.messages-header button {
  background: transparent;
  border: 1px solid var(--border);
  padding: 4px 10px;
  font-size: 14px;
}
.messages-record {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.record-btn {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
  font-weight: 600;
}
.record-btn:hover {
  background: #3a76e6;
}
.record-active video,
.record-review video {
  width: 100%;
  background: #000;
  border-radius: 8px;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}
.record-status {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
  color: var(--muted);
  font-size: 13px;
}
.rec-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--danger);
  animation: pulse 1s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}
.record-actions {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}
.record-actions button {
  flex: 1;
}
.record-actions .ghost {
  background: transparent;
}
.record-progress {
  margin-top: 8px;
  font-size: 13px;
  color: var(--muted);
  text-align: center;
}
.messages-list {
  list-style: none;
  margin: 0;
  padding: 8px;
  overflow-y: auto;
  flex: 1;
  min-height: 0;
}
.messages-list li {
  padding: 8px;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.messages-list li + li {
  margin-top: 4px;
  border-top: 1px solid var(--border);
  padding-top: 12px;
}
.messages-list video,
.messages-list .message-image {
  width: 100%;
  background: #000;
  border-radius: 6px;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
}
.message-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  color: var(--muted);
}
.message-meta button {
  background: transparent;
  border: 1px solid var(--border);
  padding: 2px 8px;
  font-size: 11px;
  color: var(--muted);
}
.message-meta button:hover {
  color: var(--text);
  border-color: var(--danger);
}
.messages-empty {
  padding: 24px 16px;
  color: var(--muted);
  font-size: 13px;
  text-align: center;
}
.messages-list:not(:empty) ~ .messages-empty {
  display: none;
}

/* ---- Tabs ---- */
.tabs {
  display: flex;
  gap: 4px;
}
.tab {
  background: transparent;
  border: 1px solid transparent;
  color: var(--muted);
  padding: 4px 10px;
  font-size: 14px;
  border-radius: 6px;
}
.tab.active {
  background: var(--panel-2);
  color: var(--text);
  border-color: var(--border);
}
.header-actions {
  display: flex;
  gap: 6px;
}
.header-actions button {
  background: transparent;
  border: 1px solid var(--border);
  padding: 4px 10px;
  font-size: 13px;
}
.tab-pane {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.tab-pane[hidden] {
  display: none;
}

/* ---- Chat ---- */
.chat-pane {
  position: relative;
}
.chat-log {
  flex: 1;
  overflow-y: auto;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 0;
}
.chat-empty {
  padding: 16px;
  font-size: 13px;
  color: var(--muted);
  text-align: center;
}
.chat-log:not(:empty) ~ .chat-empty {
  display: none;
}
.chat-row {
  display: flex;
  flex-direction: column;
  gap: 2px;
  max-width: 85%;
}
.chat-row.mine {
  align-self: flex-end;
  align-items: flex-end;
}
.chat-meta {
  display: flex;
  gap: 6px;
  font-size: 11px;
  color: var(--muted);
}
.chat-name {
  font-weight: 600;
  color: var(--text);
}
.chat-bubble {
  background: var(--panel-2);
  padding: 8px 12px;
  border-radius: 12px;
  font-size: 14px;
  line-height: 1.4;
  white-space: pre-wrap;
  word-break: break-word;
}
.chat-row.mine .chat-bubble {
  background: rgba(79, 140, 255, 0.18);
  border: 1px solid rgba(79, 140, 255, 0.35);
}
.chat-form {
  display: flex;
  gap: 8px;
  padding: 10px 12px;
  border-top: 1px solid var(--border);
}
.chat-input {
  flex: 1;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  padding: 8px 12px;
  font: inherit;
  font-size: 16px;
  outline: none;
}
.chat-input:focus {
  border-color: var(--accent);
}
.chat-form button {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
  font-weight: 600;
}

/* ---- Compose row + text composer ---- */
.compose-row {
  display: flex;
  gap: 8px;
}
.compose-row > button {
  flex: 1;
}
.text-btn {
  background: var(--panel-2);
}
.photo-btn {
  background: var(--panel-2);
}
.text-composer {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.text-composer textarea {
  width: 100%;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  padding: 8px 12px;
  font: inherit;
  font-size: 16px;
  resize: vertical;
  min-height: 72px;
  outline: none;
}
.text-composer textarea:focus {
  border-color: var(--accent);
}

/* ---- Saved text bubble ---- */
.message-item.kind-text .message-text {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  white-space: pre-wrap;
  word-break: break-word;
  font-size: 14px;
  line-height: 1.4;
}

/* ---- Name prompt overlay ---- */
.name-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: grid;
  place-items: center;
  z-index: 1000;
  backdrop-filter: blur(4px);
}
.name-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 24px;
  width: min(360px, 90vw);
  display: flex;
  flex-direction: column;
  gap: 12px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}
.name-card h2 {
  margin: 0;
  font-size: 20px;
}
.name-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}
.name-card input {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  padding: 10px 12px;
  font: inherit;
  font-size: 16px;
  outline: none;
}
.name-card input:focus {
  border-color: var(--accent);
}
.name-card button {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
  padding: 10px 12px;
  font-weight: 600;
}

.messages-close {
  display: none;
}

/* ---- Responsive: tablet & narrower ---- */
@media (max-width: 900px) {
  .layout {
    flex-direction: column;
  }
  .messages-panel {
    position: fixed;
    inset: 0;
    width: 100%;
    z-index: 50;
    border-left: none;
    padding-bottom: env(safe-area-inset-bottom);
  }
  .messages-close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }
  .grid {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  }
}

/* ---- Responsive: phone ---- */
@media (max-width: 600px) {
  .bar {
    gap: 8px;
    padding: 8px 10px;
    padding-top: max(8px, env(safe-area-inset-top));
    padding-left: max(10px, env(safe-area-inset-left));
    padding-right: max(10px, env(safe-area-inset-right));
  }
  .controls {
    gap: 6px;
    flex-wrap: wrap;
    justify-content: flex-end;
  }
  .controls button {
    padding: 8px 10px;
    font-size: 13px;
  }
  .status {
    flex-basis: 100%;
    order: 3;
    margin: 0;
    font-size: 12px;
  }
  .grid {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 6px;
    padding: 6px;
  }
  .compose-row {
    flex-wrap: wrap;
  }
  .compose-row > button {
    flex: 1 1 calc(50% - 4px);
    min-height: 44px;
  }
  .messages-record {
    padding: 10px 12px;
  }
  .messages-header {
    padding: 10px 12px;
  }
  .chat-form {
    padding-bottom: max(10px, env(safe-area-inset-bottom));
  }
  .chat-input,
  .chat-form button {
    min-height: 44px;
  }
  .record-actions button,
  .messages-header button,
  .header-actions button {
    min-height: 36px;
  }
  .chat-row {
    max-width: 92%;
  }
}

/* ---- Touch devices: bigger tap targets ---- */
@media (hover: none) {
  button {
    min-height: 40px;
  }
  button:hover {
    background: var(--panel-2);
  }
  .record-btn:hover {
    background: var(--accent);
  }
}