:root {
  --bg: #eef3fb;
  --panel: #ffffff;
  --panel-2: #f5f8ff;
  --panel-3: #e9f2ff;
  --line: rgba(31, 78, 121, 0.14);
  --text: #10233f;
  --muted: #63748d;
  --accent: #1877f2;
  --accent-2: #42a5ff;
  --accent-dark: #0b5dcc;
  --warm: #ffb347;
  --danger: #e04747;
  --radius: 18px;
  --radius-sm: 14px;
  --shadow: 0 24px 70px rgba(31, 78, 121, 0.18);
  --soft-shadow: 0 12px 34px rgba(31, 78, 121, 0.12);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

[data-theme="dark"] {
  --bg: #07111f;
  --panel: #101b2e;
  --panel-2: #13223a;
  --panel-3: #142a4d;
  --line: rgba(190, 213, 255, 0.16);
  --text: #edf5ff;
  --muted: #a9bad2;
  --accent: #4b9cff;
  --accent-2: #78c2ff;
  --accent-dark: #1877f2;
  --warm: #ffd166;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.34);
  --soft-shadow: 0 12px 34px rgba(0, 0, 0, 0.22);
}

* {
  box-sizing: border-box;
  min-width: 0;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    linear-gradient(135deg, rgba(24, 119, 242, 0.13), rgba(255, 255, 255, 0.38) 42%, rgba(66, 165, 255, 0.12)),
    var(--bg);
  color: var(--text);
  overflow-x: hidden;
}

[data-theme="dark"] body {
  background:
    linear-gradient(135deg, rgba(24, 119, 242, 0.24), rgba(7, 17, 31, 0.78) 42%, rgba(66, 165, 255, 0.16)),
    var(--bg);
}

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

.hidden {
  display: none !important;
}

.app-shell {
  min-height: 100vh;
}

.lock-screen {
  display: grid;
  align-content: center;
  gap: 20px;
  width: min(460px, calc(100vw - 32px));
  min-height: 100vh;
  margin: 0 auto;
  padding: 40px 0;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 64px;
  aspect-ratio: 1;
  border: 1px solid rgba(24, 119, 242, 0.2);
  border-radius: 20px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: var(--shadow);
  color: #ffffff;
  font-size: 2rem;
  font-weight: 800;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: clamp(2.4rem, 8vw, 4.8rem);
  line-height: 0.95;
}

h2 {
  font-size: 1.2rem;
  line-height: 1.1;
}

.unlock-form {
  display: grid;
  gap: 14px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

[data-theme="dark"] .unlock-form,
[data-theme="dark"] .sidebar,
[data-theme="dark"] .call-stage,
[data-theme="dark"] .chat-panel,
[data-theme="dark"] .place-panel,
[data-theme="dark"] .voice-meter {
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
}

label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 0.9rem;
}

input,
select {
  width: 100%;
  min-height: 46px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #ffffff;
  color: var(--text);
  padding: 0 14px;
  outline: none;
}

[data-theme="dark"] input,
[data-theme="dark"] select,
[data-theme="dark"] textarea,
[data-theme="dark"] .ghost-button,
[data-theme="dark"] .view-tab,
[data-theme="dark"] .place-tab,
[data-theme="dark"] .message,
[data-theme="dark"] .member-list li,
[data-theme="dark"] .domino-line,
[data-theme="dark"] .domino-hand,
[data-theme="dark"] .devotional-card {
  background: var(--panel-2);
}

select {
  appearance: none;
}

input:focus,
select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(24, 119, 242, 0.16);
}

.primary-button,
.ghost-button,
.danger-button,
.send-button,
.icon-button {
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--text);
}

.primary-button {
  border: 0;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #ffffff;
  font-weight: 800;
  box-shadow: 0 10px 24px rgba(24, 119, 242, 0.24);
}

.ghost-button {
  background: #ffffff;
  color: var(--accent-dark);
  font-weight: 800;
}

.compact-button {
  min-width: 62px;
  padding: 0 12px;
}

.danger-button {
  min-width: 64px;
  background: rgba(224, 71, 71, 0.1);
  border-color: rgba(224, 71, 71, 0.28);
  color: var(--danger);
  font-weight: 800;
}

.icon-button {
  display: grid;
  place-items: center;
  width: 52px;
  aspect-ratio: 1;
  background: #e7f1ff;
  color: var(--accent);
  border-color: rgba(24, 119, 242, 0.18);
  border-radius: 50%;
  font-size: 1rem;
  font-weight: 900;
  line-height: 1;
  box-shadow: var(--soft-shadow);
}

.call-icon {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.46;
}

.lock-note {
  color: var(--muted);
  line-height: 1.55;
}

.sidebar-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.room-screen {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr) minmax(320px, 380px);
  gap: 14px;
  height: 100vh;
  padding: 14px;
  overflow: hidden;
}

.sidebar,
.chat-panel,
.call-stage,
.place-panel {
  min-width: 0;
}

.sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: linear-gradient(180deg, #ffffff, #f7faff);
  box-shadow: var(--soft-shadow);
  overflow: auto;
}

[data-theme="dark"] .sidebar {
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
}

.view-nav {
  display: grid;
  gap: 10px;
}

.view-tab {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #f7faff;
  color: var(--muted);
  padding: 0 12px;
  font-weight: 800;
  text-align: left;
}

.view-tab.active {
  border-color: rgba(24, 119, 242, 0.42);
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #ffffff;
  box-shadow: 0 10px 20px rgba(24, 119, 242, 0.2);
}

.nav-icon {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 30px;
  aspect-ratio: 1;
  border-radius: 50%;
  background: #e7f1ff;
  color: var(--accent);
  font-size: 0.95rem;
  line-height: 1;
}

.view-tab.active .nav-icon {
  background: rgba(255, 255, 255, 0.18);
  color: #ffffff;
}

.eyebrow,
.panel-label {
  color: var(--accent);
  font-size: 0.73rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.status-pill,
.crypto-status {
  width: fit-content;
  max-width: 100%;
  overflow-wrap: anywhere;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 10px;
  background: var(--panel-3);
  color: var(--accent-dark);
  font-size: 0.82rem;
  font-weight: 800;
}

.sub-status {
  margin-top: 6px;
  max-width: 66ch;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.member-list {
  display: grid;
  gap: 10px;
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
}

.member-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 40px;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #f7faff;
  overflow-wrap: anywhere;
}

.member-dot {
  width: 10px;
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--warm);
  box-shadow: 0 0 0 4px rgba(255, 179, 71, 0.18);
}

.call-stage {
  display: grid;
  grid-template-rows: auto auto 1fr;
  height: calc(100vh - 28px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, #ffffff, #f8fbff);
  box-shadow: var(--soft-shadow);
  overflow: hidden;
}

.incoming-call {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: grid;
  place-items: center;
  padding: 18px;
  background: rgba(7, 17, 31, 0.58);
  backdrop-filter: blur(12px);
}

.incoming-card {
  display: grid;
  gap: 16px;
  width: min(420px, 100%);
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 28px;
  padding: 22px;
  background: linear-gradient(180deg, #ffffff, #eef5ff);
  box-shadow: var(--shadow);
}

[data-theme="dark"] .incoming-card {
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
}

.incoming-pulse {
  display: grid;
  place-items: center;
  width: 68px;
  aspect-ratio: 1;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #ffffff;
  font-size: 2rem;
  box-shadow: 0 0 0 14px rgba(24, 119, 242, 0.12);
}

.incoming-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.answer-slider {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  min-height: 46px;
  border-radius: 999px;
  padding: 6px 8px 6px 16px;
  background: #e7f1ff;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
}

.answer-slider strong {
  display: grid;
  place-items: center;
  min-height: 34px;
  border-radius: 999px;
  padding: 0 16px;
  background: var(--accent);
  color: #ffffff;
}

[data-theme="dark"] .call-stage {
  background: linear-gradient(180deg, var(--panel), #0b1526);
}

.stage-header,
.chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(135deg, rgba(24, 119, 242, 0.08), rgba(255, 255, 255, 0.72));
}

[data-theme="dark"] .stage-header,
[data-theme="dark"] .chat-header,
[data-theme="dark"] .place-header {
  background: linear-gradient(135deg, rgba(75, 156, 255, 0.16), rgba(16, 27, 46, 0.72));
}

.stage-header > div,
.chat-header > div {
  min-width: 0;
}

.call-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
  flex: 0 0 auto;
}

#start-video,
#start-voice {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #ffffff;
}

.preview-panel {
  display: grid;
  grid-template-columns: minmax(180px, 280px) minmax(220px, 1fr);
  gap: 12px;
  padding: 12px;
  border-bottom: 1px solid var(--line);
  background: #f4f8ff;
}

[data-theme="dark"] .preview-panel {
  background: #0d1a2e;
}

.preview-video-wrap {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  min-height: 118px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #0d1b2f;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.05);
}

.camera-preview {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  background: #0d1b2f;
  transform: scaleX(-1);
}

.voice-meter {
  display: grid;
  align-content: center;
  gap: 14px;
  min-height: 118px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 14px;
  background: #ffffff;
  box-shadow: var(--soft-shadow);
}

.device-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.device-grid label {
  gap: 6px;
  font-size: 0.78rem;
}

.device-grid select {
  min-height: 38px;
  font-size: 0.84rem;
}

.voice-meter-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-size: 0.86rem;
  overflow-wrap: anywhere;
}

.meter-track {
  overflow: hidden;
  height: 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(24, 119, 242, 0.1);
}

.meter-fill {
  display: block;
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--warm));
  transition: width 90ms linear;
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(290px, 100%), 1fr));
  grid-auto-rows: minmax(220px, 1fr);
  gap: 12px;
  padding: 12px;
  min-height: 0;
  overflow: auto;
}

.video-tile,
.empty-call {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #eef5ff;
  box-shadow: var(--soft-shadow);
}

[data-theme="dark"] .video-tile,
[data-theme="dark"] .empty-call {
  background: #0d1a2e;
}

.video-tile video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: #0d1b2f;
}

.video-name {
  position: absolute;
  left: 10px;
  bottom: 10px;
  max-width: calc(100% - 20px);
  overflow-wrap: anywhere;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.54);
  padding: 7px 10px;
  color: white;
  font-size: 0.82rem;
}

.empty-call {
  display: grid;
  place-items: center;
  align-content: center;
  gap: 8px;
  min-height: 260px;
  color: var(--muted);
  text-align: center;
  overflow-wrap: anywhere;
  padding: 16px;
}

.empty-call strong {
  color: var(--text);
}

.chat-panel {
  display: grid;
  grid-template-rows: auto 1fr auto;
  height: calc(100vh - 28px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--soft-shadow);
  overflow: hidden;
}

.messages {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 0;
  margin: 0;
  padding: 16px;
  overflow: auto;
  list-style: none;
}

.message {
  width: fit-content;
  max-width: 92%;
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  background: #f4f8ff;
}

.message.mine {
  align-self: flex-end;
  background: #1877f2;
  border-color: #1877f2;
  color: #ffffff;
}

.message.mine .message-meta {
  color: rgba(255, 255, 255, 0.74);
}

.message-meta {
  display: block;
  margin-bottom: 4px;
  color: var(--muted);
  font-size: 0.75rem;
  overflow-wrap: anywhere;
}

.message-body {
  overflow-wrap: anywhere;
  word-break: break-word;
  white-space: pre-wrap;
}

.message-receipt {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 800;
  overflow-wrap: anywhere;
}

.message.mine .message-receipt {
  color: rgba(255, 255, 255, 0.82);
}

.message-receipt[data-receipt="seen"] {
  color: var(--accent);
}

.message.mine .message-receipt[data-receipt="seen"] {
  color: #ffffff;
}

.chat-smart-tools {
  display: grid;
  gap: 8px;
  padding: 10px 14px 0;
  border-top: 1px solid var(--line);
}

.emoji-row,
.smart-replies {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 2px;
  scrollbar-width: thin;
}

.emoji-button,
.smart-reply {
  flex: 0 0 auto;
  min-height: 38px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #f7faff;
  color: var(--text);
  box-shadow: 0 6px 16px rgba(31, 78, 121, 0.07);
}

.emoji-button {
  display: grid;
  place-items: center;
  width: 42px;
  padding: 0;
  font-size: 1.2rem;
}

.smart-reply {
  max-width: 170px;
  padding: 0 12px;
  color: var(--accent-dark);
  font-size: 0.82rem;
  font-weight: 800;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

[data-theme="dark"] .emoji-button,
[data-theme="dark"] .smart-reply {
  background: var(--panel-2);
}

.message-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 46px;
  gap: 10px;
  padding: 14px;
  border-top: 1px solid var(--line);
}

.send-button {
  display: grid;
  place-items: center;
  background: var(--accent);
  color: #ffffff;
  font-size: 1.25rem;
  font-weight: 900;
}

.place-panel {
  display: grid;
  grid-template-rows: auto 1fr;
  height: calc(100vh - 28px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--soft-shadow);
  overflow: hidden;
}

[data-theme="dark"] .place-panel {
  background: var(--panel);
}

.room-screen:not([data-view="place"]) .place-panel,
.room-screen[data-view="place"] .chat-panel {
  display: none;
}

.place-header {
  display: grid;
  gap: 14px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(135deg, rgba(24, 119, 242, 0.08), rgba(255, 255, 255, 0.72));
}

.place-tabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.place-tab {
  min-height: 40px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #f7faff;
  color: var(--muted);
  font-weight: 800;
}

.place-tab.active {
  border-color: rgba(24, 119, 242, 0.42);
  background: #e7f1ff;
  color: var(--accent-dark);
}

.place-space {
  min-height: 0;
  padding: 14px;
  overflow: auto;
}

.prayer-card,
.domino-board,
.location-board {
  display: grid;
  gap: 14px;
  align-content: start;
}

.location-list {
  display: grid;
  gap: 10px;
}

.location-card {
  display: grid;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 12px;
  background: #f7faff;
  box-shadow: 0 8px 20px rgba(31, 78, 121, 0.06);
}

[data-theme="dark"] .location-card {
  background: var(--panel-2);
}

.location-card a {
  color: var(--accent-dark);
  font-weight: 900;
  overflow-wrap: anywhere;
}

.devotional-grid {
  display: grid;
  gap: 10px;
}

.devotional-card {
  display: grid;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px;
  background: #f7faff;
  box-shadow: 0 8px 20px rgba(31, 78, 121, 0.06);
}

.devotional-card p:last-child {
  color: var(--text);
  line-height: 1.45;
  overflow-wrap: anywhere;
}

h3 {
  margin: 0;
  font-size: 1.05rem;
}

textarea {
  width: 100%;
  min-height: 170px;
  resize: vertical;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #ffffff;
  color: var(--text);
  padding: 12px;
  outline: none;
  font: inherit;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(24, 119, 242, 0.16);
}

.place-actions,
.domino-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

.domino-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.domino-chip {
  max-width: 100%;
  overflow-wrap: anywhere;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 9px;
  background: #e7f1ff;
  color: var(--accent-dark);
  font-size: 0.78rem;
  font-weight: 800;
}

[data-theme="dark"] .domino-chip,
[data-theme="dark"] .status-pill,
[data-theme="dark"] .crypto-status,
[data-theme="dark"] .nav-icon,
[data-theme="dark"] .place-tab.active {
  background: var(--panel-3);
}

.domino-line,
.domino-hand {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  min-height: 74px;
  align-content: flex-start;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 10px;
  background: #f7faff;
}

.domino-tile {
  display: grid;
  grid-template-columns: 1fr 1fr;
  width: 58px;
  height: 34px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 10px;
  background: #edf6f2;
  color: #07110f;
  font-weight: 900;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.18);
}

.domino-tile.double {
  border-color: rgba(24, 119, 242, 0.58);
}

.domino-tile.playable {
  cursor: pointer;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(24, 119, 242, 0.22), 0 8px 20px rgba(31, 78, 121, 0.18);
}

.domino-tile.blocked {
  cursor: not-allowed;
  opacity: 0.56;
}

.domino-half {
  display: grid;
  place-items: center;
  min-width: 0;
}

.domino-half + .domino-half {
  border-left: 1px solid rgba(0, 0, 0, 0.24);
}

@media (max-width: 1040px) {
  .room-screen {
    grid-template-columns: 92px minmax(0, 1fr);
    overflow: auto;
  }

  .sidebar {
    align-items: stretch;
    padding: 16px 12px;
  }

  .sidebar h2,
  .sidebar .eyebrow,
  .status-pill,
  .panel-label,
  .member-list,
  #lock-button {
    text-align: center;
  }

  .view-tab {
    justify-content: center;
    padding: 0;
  }

  .view-tab span:last-child {
    display: none;
  }

  .chat-panel {
    grid-column: 1 / -1;
    height: 48vh;
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .place-panel {
    grid-column: 1 / -1;
    height: 52vh;
    border-left: 0;
    border-top: 1px solid var(--line);
  }
}

@media (max-width: 720px) {
  .room-screen {
    grid-template-columns: 1fr;
    grid-template-rows: auto minmax(0, 1fr);
    height: 100vh;
    gap: 10px;
    padding: 10px 10px 82px;
    overflow: hidden;
  }

  .sidebar {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 12px;
    padding: 12px;
    overflow: visible;
  }

  .sidebar .status-pill {
    display: none;
  }

  .sidebar-actions {
    grid-column: 2;
    grid-row: 1;
    grid-template-columns: repeat(2, auto);
  }

  #lock-button {
    grid-column: 1 / -1;
  }

  .sidebar > div:nth-of-type(4) {
    display: none;
  }

  .view-nav {
    position: fixed;
    left: 10px;
    right: 10px;
    bottom: 10px;
    z-index: 20;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    padding: 8px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.94);
    box-shadow: 0 18px 44px rgba(31, 78, 121, 0.22);
    backdrop-filter: blur(18px);
  }

  .view-tab {
    justify-content: center;
    gap: 6px;
    min-height: 54px;
    padding: 0 6px;
    text-align: center;
  }

  .view-tab span:last-child {
    display: block;
    font-size: 0.78rem;
  }

  .nav-icon {
    width: 26px;
  }

  .call-stage,
  .chat-panel,
  .place-panel {
    height: auto;
    min-height: 0;
  }

  .call-stage,
  .place-panel {
    overflow: auto;
  }

  .stage-header,
  .chat-header {
    align-items: flex-start;
    flex-direction: column;
    padding: 16px;
  }

  .call-actions {
    width: 100%;
    justify-content: flex-start;
  }

  .icon-button {
    width: 48px;
  }

  .preview-panel {
    grid-template-columns: 1fr;
  }

  .device-grid {
    grid-template-columns: 1fr;
  }

  .video-grid {
    grid-auto-rows: minmax(210px, 1fr);
  }

  .room-screen[data-view="call"] .chat-panel,
  .room-screen[data-view="call"] .place-panel,
  .room-screen[data-view="chat"] .call-stage,
  .room-screen[data-view="chat"] .place-panel,
  .room-screen[data-view="place"] .call-stage,
  .room-screen[data-view="place"] .chat-panel {
    display: none;
  }

  .room-screen[data-view="chat"] .chat-panel,
  .room-screen[data-view="place"] .place-panel {
    display: grid;
    border-top: 0;
  }
}

@media (max-width: 430px) {
  .room-screen {
    padding: 8px 8px 78px;
  }

  .sidebar {
    grid-template-columns: 1fr auto;
  }

  .call-actions {
    gap: 8px;
  }

  .compact-button {
    min-width: 0;
    padding: 0 10px;
    font-size: 0.82rem;
  }

  .message-form {
    grid-template-columns: minmax(0, 1fr) 44px;
  }
}