*, *::before, *::after {
    box-sizing: border-box;
}

[hidden] {
    display: none !important;
}

body {
    margin: 0;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    background: var(--bg);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    font-size: 15px;
    line-height: 1.45;
    -webkit-text-size-adjust: 100%;
}

button, input, textarea {
    font: inherit;
    color: inherit;
}

:focus-visible {
    outline: 2px solid var(--focus);
    outline-offset: 2px;
}

.card {
    position: relative;
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 850px;
    height: 85vh;
    height: 85dvh;
    min-height: 520px;
    overflow: hidden;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 16px;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.03);
}

/* In the desktop app the window is the card, at any size. */
.app body {
    align-items: stretch;
    padding: 0;
}

.app .card {
    max-width: none;
    height: 100vh;
    height: 100dvh;
    min-height: 0;
    border: none;
    border-radius: 0;
    box-shadow: none;
}

/* The header doubles as the app's title bar: it drags the window, and the window buttons sit
   flush with its right edge like native ones. */
.app .chat-header {
    min-height: 52px;
    padding: 0 0 0 16px;
    user-select: none;
    -webkit-user-select: none;
}

.app .header-actions {
    margin-left: auto;
    padding: 6px 0;
}

.window-controls {
    display: flex;
    flex: none;
    align-self: stretch;
    margin-left: 4px;
}

.window-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    padding: 0;
    border: none;
    background: transparent;
    color: var(--muted);
    cursor: default;
    transition: background-color 0.1s ease, color 0.1s ease;
}

.window-button svg {
    width: 11px;
    height: 11px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.1;
}

.window-button:hover {
    background: var(--border);
    color: var(--text);
}

.window-button.close:hover {
    background: #e81123;
    color: #ffffff;
}

.window-button .icon-restore,
.app-maximized .window-button .icon-maximize {
    display: none;
}

.app-maximized .window-button .icon-restore {
    display: inline;
}

/* Privacy blur: covers the chat while the window is in the background. */
.privacy-shield {
    position: absolute;
    inset: 0;
    z-index: 60;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    border: none;
    background: color-mix(in srgb, var(--panel) 55%, transparent);
    backdrop-filter: blur(22px) saturate(0.6);
    -webkit-backdrop-filter: blur(22px) saturate(0.6);
    color: var(--muted);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
}

.privacy-shield svg {
    width: 28px;
    height: 28px;
    fill: currentColor;
}

/* Dialogs and menus sit above the page, so they get blurred separately. */
.shielded dialog,
.shielded .message-menu {
    filter: blur(14px);
}

@media (max-width: 600px) {
    .app .chat-title {
        display: none;
    }
}

/* Header */

.chat-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 12px 12px 20px;
    border-bottom: 1px solid var(--border);
}

.chat-title-group {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
}

.chat-title {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
    letter-spacing: -0.01em;
    white-space: nowrap;
}

.header-actions {
    display: flex;
    flex: none;
    align-items: center;
    gap: 2px;
}

.status-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    min-width: 0;
    padding: 4px 10px;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: transparent;
    color: var(--muted);
    font-size: 13px;
    cursor: pointer;
}

.status-chip:disabled {
    cursor: default;
}

#statusText {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.status-dot {
    flex: none;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #cbd5e1;
}

.status-chip[data-tone="warning"] {
    border-color: transparent;
    background: var(--warning-bg);
    color: var(--warning);
}

.status-chip[data-tone="warning"] .status-dot {
    background: var(--warning);
}

.status-chip[data-tone="success"] {
    border-color: transparent;
    background: var(--success-bg);
    color: var(--success);
}

.status-chip[data-tone="success"] .status-dot {
    background: var(--success);
    animation: pulse 1.6s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.45; transform: scale(0.9); }
    50% { opacity: 1; transform: scale(1.1); }
}

/* Buttons */

.primary-button,
.secondary-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 10px 18px;
    border: 1px solid transparent;
    border-radius: 8px;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: background-color 0.15s ease, border-color 0.15s ease;
}

.primary-button {
    background: var(--primary);
    color: var(--on-primary);
}

.primary-button:hover:not(:disabled) {
    background: var(--primary-hover);
}

.secondary-button {
    border-color: var(--border);
    background: transparent;
    color: var(--text);
}

.secondary-button:hover:not(:disabled) {
    background: var(--bg);
}

.primary-button:disabled,
.secondary-button:disabled {
    border-color: transparent;
    background: var(--border);
    color: var(--muted);
    cursor: not-allowed;
}

.primary-button.danger,
.primary-button.danger:hover:not(:disabled) {
    background: var(--danger);
    color: #ffffff;
}

.secondary-button.danger,
.text-button.danger {
    color: var(--danger);
}

.icon-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    padding: 0;
    border: none;
    border-radius: 50%;
    background: transparent;
    color: var(--muted);
    cursor: pointer;
}

.icon-button:hover:not(:disabled) {
    background: var(--bg);
    color: var(--text);
}

.icon-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.icon-button svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
}

.theme-toggle svg {
    display: none;
}

.theme-toggle[data-theme="system"] .icon-system,
.theme-toggle[data-theme="light"] .icon-light,
.theme-toggle[data-theme="dark"] .icon-dark {
    display: block;
}

.text-button {
    padding: 8px 12px;
    border: none;
    border-radius: 8px;
    background: transparent;
    font-weight: 500;
    white-space: nowrap;
    cursor: pointer;
}

.text-button:hover {
    background: var(--bg);
}

.text-button.danger:hover {
    background: var(--danger-bg);
}

.link-button {
    padding: 0;
    border: none;
    background: none;
    color: inherit;
    font-weight: 600;
    text-decoration: underline;
    text-underline-offset: 2px;
    cursor: pointer;
}

/* Messages */

.chat-body {
    position: relative;
    display: flex;
    flex: 1;
    flex-direction: column;
    min-height: 0;
}

.chat-messages {
    display: flex;
    flex: 1;
    flex-direction: column;
    gap: 10px;
    min-height: 0;
    padding: 20px;
    overflow-y: auto;
    overscroll-behavior: contain;
    /* ui.js keeps the newest message in view itself. */
    overflow-anchor: none;
    background: var(--bg);
}

.chat-messages::-webkit-scrollbar {
    width: 14px;
}

.chat-messages::-webkit-scrollbar-track {
    background: transparent;
}

.chat-messages::-webkit-scrollbar-thumb {
    border: 4px solid transparent;
    border-radius: 20px;
    background: var(--border);
    background-clip: padding-box;
}

.chat-messages::-webkit-scrollbar-thumb:hover {
    background: var(--muted);
    background-clip: padding-box;
}

.system-message {
    align-self: center;
    max-width: 90%;
    margin: 8px 0;
    color: var(--muted);
    font-size: 13px;
    text-align: center;
}

.system-message .link-button {
    color: var(--text);
}

.msg-row {
    display: flex;
    flex-direction: column;
    gap: 3px;
    max-width: 100%;
}

.msg-row.me {
    align-items: flex-end;
}

.msg-row.peer {
    align-items: flex-start;
}

.bubble {
    min-width: 0;
    max-width: 100%;
    padding: 9px 14px;
    border-radius: 16px;
    font-size: 14px;
    line-height: 1.4;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
}

.msg-row.me .bubble {
    border-bottom-right-radius: 4px;
    background: var(--bubble-me);
    color: var(--bubble-me-text);
}

.msg-row.peer .bubble {
    border-bottom-left-radius: 4px;
    background: var(--bubble-peer);
    color: var(--text);
}

.msg-meta {
    display: flex;
    gap: 6px;
    padding: 0 4px;
    color: var(--muted);
    font-size: 11px;
}

.ticks {
    letter-spacing: -0.25em;
    padding-right: 0.25em;
}

/* The other person typing: a bubble of hex that keeps re-rolling, like ciphertext being written. */
.typing-indicator {
    align-self: flex-start;
}

.typing-bubble {
    display: inline-flex;
    align-items: center;
    padding: 10px 14px;
    border-radius: 16px;
    border-bottom-left-radius: 4px;
    background: var(--bubble-peer);
}

.typing-cipher {
    display: inline-flex;
    gap: 7px;
    color: var(--muted);
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 13px;
    font-variant-numeric: tabular-nums;
    letter-spacing: 0.04em;
    user-select: none;
}

.typing-cipher span {
    display: inline-block;
    width: 2ch;
    text-align: center;
}

.typing-cipher span + span::before {
    content: "·";
    position: absolute;
    margin-left: -6px;
    opacity: 0.5;
}

.typing-cipher .fresh {
    animation: cipher-flash 0.5s ease-out;
}

@keyframes cipher-flash {
    from { color: var(--text); }
    to { color: var(--muted); }
}

/* Shown when you've scrolled up: jumps back to the newest message. */
.jump-button {
    position: sticky;
    bottom: 4px;
    z-index: 5;
    display: inline-flex;
    align-items: center;
    align-self: center;
    gap: 6px;
    flex: none;
    padding: 7px 14px 7px 10px;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--panel);
    color: var(--text);
    font-size: 13px;
    font-weight: 500;
    box-shadow: 0 6px 16px -4px rgba(0, 0, 0, 0.18);
    cursor: pointer;
}

.jump-button svg {
    width: 16px;
    height: 16px;
    fill: currentColor;
}

.jump-button:hover {
    background: var(--bg);
}

/* Files */

.file-card {
    display: flex;
    flex-direction: column;
    gap: 8px;
    width: 320px;
    min-width: 0;
    max-width: 100%;
    padding: 8px;
    border-radius: 12px;
    background: var(--bubble-peer);
    color: var(--text);
}

.msg-row.me .file-card {
    background: var(--bubble-me);
    color: var(--bubble-me-text);
}

.file-card.is-cancelled {
    opacity: 0.6;
}

.file-body {
    min-width: 0;
}

.image-button {
    display: block;
    width: 100%;
    padding: 0;
    overflow: hidden;
    border: none;
    border-radius: 8px;
    background: none;
    cursor: zoom-in;
}

.image-button img {
    display: block;
    width: 100%;
    max-height: 320px;
    object-fit: contain;
    border-radius: 8px;
}

.file-label {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
    padding: 4px;
}

.file-icon {
    flex: none;
    width: 28px;
    height: 34px;
    border-radius: 4px;
    background: currentColor;
    opacity: 0.3;
    clip-path: polygon(0 0, 68% 0, 100% 26%, 100% 100%, 0 100%);
}

.file-meta {
    display: flex;
    flex: 1;
    flex-direction: column;
    min-width: 0;
}

.file-name {
    overflow: hidden;
    font-size: 14px;
    font-weight: 500;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.file-size {
    font-size: 12px;
    opacity: 0.7;
}

.file-label .secondary-button {
    min-height: 36px;
    padding: 6px 12px;
    border-color: currentColor;
    color: inherit;
}

.file-progress {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
}

.file-progress progress {
    flex: 1;
    min-width: 40px;
    height: 6px;
    accent-color: currentColor;
}

.file-status {
    white-space: nowrap;
    opacity: 0.8;
}

.attachment-text {
    padding: 0 4px 2px;
    font-size: 14px;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
}

/* Composer */

.chat-footer {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 12px 16px;
    border-top: 1px solid var(--border);
    background: var(--panel);
}

.composer {
    display: flex;
    align-items: flex-end;
    gap: 8px;
}

.composer textarea {
    flex: 1;
    min-width: 0;
    min-height: 44px;
    max-height: 160px;
    padding: 11px 14px;
    overflow-y: hidden;
    resize: none;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--panel);
    /* With the padding and border this makes one line exactly as tall as the buttons beside it. */
    line-height: 20px;
}

.composer textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.composer textarea:disabled {
    background: var(--bg);
    cursor: not-allowed;
}

.attach-button {
    flex: none;
    width: 44px;
    height: 44px;
    border: 1px solid var(--border);
    border-radius: 10px;
}

.composer .primary-button {
    flex: none;
}

.attachments {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.attachment-list {
    display: flex;
    gap: 8px;
    padding-bottom: 2px;
    overflow-x: auto;
}

.attachment-chip {
    position: relative;
    display: flex;
    flex: none;
    align-items: center;
    gap: 8px;
    max-width: 240px;
    padding: 6px 32px 6px 6px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--bg);
}

.attachment-chip img {
    flex: none;
    width: 40px;
    height: 40px;
    border-radius: 6px;
    object-fit: cover;
}

.attachment-chip .file-icon {
    width: 24px;
    height: 30px;
}

.chip-name {
    overflow: hidden;
    font-size: 13px;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.chip-size {
    color: var(--muted);
    font-size: 12px;
    white-space: nowrap;
}

.chip-remove {
    position: absolute;
    top: 4px;
    right: 4px;
    width: 24px;
    height: 24px;
    padding: 0;
    border: none;
    border-radius: 50%;
    background: transparent;
    color: var(--muted);
    font-size: 11px;
    cursor: pointer;
}

.chip-remove:hover {
    background: var(--border);
    color: var(--text);
}

.toggle-row {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    color: var(--text);
    font-size: 13px;
    text-align: left;
    cursor: pointer;
}

.toggle-row input {
    flex: none;
    width: 18px;
    height: 18px;
    margin: 1px 0 0;
    accent-color: var(--primary);
}

.toggle-row small {
    color: var(--muted);
    font-size: 12px;
}

/* Screens, panels and dialogs */

.overlay {
    position: absolute;
    inset: 0;
    z-index: 20;
    display: flex;
    padding: 24px;
    overflow-y: auto;
    background: var(--overlay);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.panel,
dialog {
    width: 100%;
    max-width: 440px;
    padding: 28px;
    border: 1px solid var(--border);
    border-radius: 16px;
    background: var(--panel);
    color: var(--text);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.panel {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin: auto;
    text-align: center;
}

dialog[open] {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

dialog::backdrop {
    background: rgba(9, 9, 11, 0.5);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.panel h2,
dialog h2 {
    margin: 0;
    font-size: 20px;
    font-weight: 700;
}

.panel p,
dialog p {
    margin: 0;
    color: var(--muted);
    font-size: 14px;
}

.panel .fine-print,
dialog .fine-print {
    font-size: 12px;
}

.paste-invite {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding-top: 14px;
    border-top: 1px solid var(--border);
    font-size: 14px;
    text-align: left;
}

.paste-row {
    display: flex;
    gap: 8px;
}

.paste-row input {
    flex: 1;
    min-width: 0;
    min-height: 44px;
    padding: 0 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--bg);
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 13px;
}

.paste-row input:focus {
    outline: none;
    border-color: var(--primary);
}

#pasteError {
    color: var(--danger);
}

#endedScreen[data-tone="warning"] h2 {
    color: var(--warning);
}

.url-display {
    padding: 12px;
    border: 1px dashed var(--muted);
    border-radius: 8px;
    background: var(--bg);
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 13px;
    font-weight: 600;
    text-align: left;
    word-break: break-all;
    user-select: all;
    cursor: pointer;
    transition: background-color 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}

.url-display:hover {
    background: rgba(161, 161, 170, 0.12);
}

.url-display.copied {
    border-style: solid;
    border-color: var(--success);
    box-shadow: 0 0 12px rgba(16, 185, 129, 0.45);
    color: var(--success);
    text-align: center;
}

.button-row {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
}

.button-row > * {
    flex: 1 1 140px;
}

.qr {
    align-self: center;
    width: 168px;
    height: 168px;
    border-radius: 8px;
    image-rendering: pixelated;
}

.verify-code {
    margin: 4px 0;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 34px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-align: center;
}

.info-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin: 0;
    padding-left: 18px;
    color: var(--muted);
    font-size: 14px;
}

.info-list strong {
    color: var(--text);
}

.lightbox {
    max-width: min(92vw, 1100px);
    padding: 16px;
}

.lightbox img {
    display: block;
    max-width: 100%;
    max-height: 75vh;
    margin: 0 auto;
    border-radius: 8px;
    object-fit: contain;
}

.drop-overlay {
    position: absolute;
    inset: 0;
    z-index: 30;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(24, 24, 27, 0.85);
    color: #ffffff;
    font-size: 20px;
    font-weight: 600;
    pointer-events: none;
}

/* Message details: options, reactions, replies, links */

.msg-line {
    display: flex;
    align-items: center;
    gap: 4px;
    max-width: min(82%, 620px);
}

.msg-row.me .msg-line {
    flex-direction: row-reverse;
}

.msg-actions {
    flex: none;
    width: 28px;
    height: 28px;
    padding: 0;
    border: none;
    border-radius: 50%;
    background: transparent;
    color: var(--muted);
    font-size: 18px;
    line-height: 1;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.15s ease;
}

.msg-row:hover .msg-actions,
.msg-actions:focus-visible {
    opacity: 1;
}

.msg-actions:hover {
    background: var(--border);
    color: var(--text);
}

@media (hover: none) {
    .msg-actions {
        opacity: 0.6;
    }
}

.reactions {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    padding: 0 4px;
}

.reactions:empty {
    display: none;
}

.reaction-chip {
    padding: 2px 8px;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--panel);
    font-size: 13px;
    cursor: pointer;
}

.reaction-chip.mine {
    border-color: var(--primary);
    background: var(--bg);
}

.quote {
    display: flex;
    flex-direction: column;
    gap: 1px;
    width: 100%;
    margin-bottom: 6px;
    padding: 6px 10px;
    border: none;
    border-left: 3px solid currentColor;
    border-radius: 6px;
    background: rgba(127, 127, 127, 0.18);
    color: inherit;
    font-size: 12px;
    text-align: left;
    cursor: pointer;
}

.quote span {
    overflow: hidden;
    opacity: 0.85;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.quote:disabled {
    cursor: default;
}

.bubble a,
.attachment-text a {
    color: inherit;
    text-decoration: underline;
    text-underline-offset: 2px;
}

.msg-row .bubble.deleted {
    border: 1px dashed var(--border);
    background: transparent;
    color: var(--muted);
    font-style: italic;
}

.msg-row.highlight .bubble,
.msg-row.highlight .file-card {
    outline: 2px solid var(--focus);
    outline-offset: 2px;
}

.voice-player {
    display: block;
    width: 100%;
    min-width: 220px;
    height: 40px;
}

.message-menu {
    position: fixed;
    inset: auto;
    min-width: 210px;
    margin: 0;
    padding: 6px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: var(--panel);
    color: var(--text);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}

.message-menu:popover-open {
    display: flex;
    flex-direction: column;
}

.menu-reactions {
    display: flex;
    justify-content: space-between;
    gap: 2px;
    margin-bottom: 4px;
    padding: 2px 2px 6px;
    border-bottom: 1px solid var(--border);
}

.menu-reaction {
    width: 34px;
    height: 34px;
    padding: 0;
    border: none;
    border-radius: 50%;
    background: transparent;
    font-size: 18px;
    cursor: pointer;
}

.message-menu > button {
    padding: 8px 10px;
    border: none;
    border-radius: 8px;
    background: transparent;
    font-size: 14px;
    text-align: left;
    cursor: pointer;
}

.menu-reaction:hover,
.message-menu > button:hover {
    background: var(--bg);
}

.message-menu > button.danger {
    color: var(--danger);
}

/* Composer extras */

.reply-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    border-left: 3px solid var(--primary);
    border-radius: 8px;
    background: var(--bg);
    font-size: 13px;
}

.reply-text {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.reply-bar .chip-remove {
    position: static;
    flex: none;
}

.recording-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    min-height: 44px;
}

.recording-dot {
    flex: none;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--danger);
    animation: pulse 1.2s ease-in-out infinite;
}

.recording-time {
    font-variant-numeric: tabular-nums;
    font-weight: 600;
}

.recording-label {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    color: var(--muted);
    font-size: 13px;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Settings */

dialog {
    max-height: calc(100dvh - 32px);
    overflow-y: auto;
}

.setting-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin: 0;
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: 10px;
}

.setting-group legend {
    padding: 0 4px;
    font-weight: 600;
}

.setting-group:disabled {
    opacity: 0.6;
}

.radio-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 16px;
    font-size: 14px;
}

.radio-row label {
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
}

.radio-row input {
    accent-color: var(--primary);
}

/* Calls */

.call-banner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 10px 16px;
    border-bottom: 1px solid var(--border);
    background: var(--success-bg);
    font-weight: 600;
}

.call-banner-actions {
    display: flex;
    gap: 8px;
}

.call-banner-actions button {
    min-height: 36px;
    padding: 6px 14px;
}

.call-screen {
    position: absolute;
    inset: 0;
    z-index: 15;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 14px;
    overflow: hidden;
    background: #09090b;
    color: #fafafa;
}

.remote-video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.local-video {
    position: absolute;
    top: 16px;
    right: 16px;
    width: min(28%, 200px);
    aspect-ratio: 4 / 3;
    border: 2px solid rgba(255, 255, 255, 0.6);
    border-radius: 10px;
    background: #27272a;
    object-fit: cover;
    transform: scaleX(-1);
}

.call-voice {
    display: none;
}

.call-screen.voice .remote-video,
.call-screen.voice .local-video {
    display: none;
}

.call-screen.voice .call-voice {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 96px;
    height: 96px;
    border-radius: 50%;
    background: #27272a;
}

.call-voice svg {
    width: 44px;
    height: 44px;
    fill: currentColor;
}

.call-status {
    position: relative;
    padding: 4px 12px;
    border-radius: 999px;
    background: rgba(0, 0, 0, 0.45);
    font-size: 14px;
    font-variant-numeric: tabular-nums;
}

.call-screen:not(.voice) .call-status {
    position: absolute;
    top: 16px;
    left: 16px;
}

.call-status:empty {
    display: none;
}

.call-controls {
    position: absolute;
    right: 0;
    bottom: calc(20px + env(safe-area-inset-bottom));
    left: 0;
    display: flex;
    justify-content: center;
    gap: 16px;
}

.call-button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    padding: 0;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.18);
    color: #ffffff;
    cursor: pointer;
}

.call-button svg {
    width: 26px;
    height: 26px;
    fill: currentColor;
}

.call-button[aria-pressed="true"] {
    background: #fafafa;
    color: #09090b;
}

.call-button.danger {
    background: #dc2626;
}

.call-button .icon-off,
.call-button[aria-pressed="true"] .icon-on {
    display: none;
}

.call-button[aria-pressed="true"] .icon-off {
    display: block;
}

/* Phones */

@media (max-width: 640px) {
    body {
        align-items: stretch;
        padding: 0;
    }

    .card {
        max-width: none;
        height: 100vh;
        height: 100dvh;
        min-height: 0;
        border: none;
        border-radius: 0;
        box-shadow: none;
    }

    .chat-header {
        gap: 6px;
        padding: calc(8px + env(safe-area-inset-top)) calc(6px + env(safe-area-inset-right)) 8px calc(10px + env(safe-area-inset-left));
    }

    .header-actions .icon-button {
        width: 36px;
        height: 36px;
    }

    .chat-messages {
        padding: 14px calc(14px + env(safe-area-inset-right)) 14px calc(14px + env(safe-area-inset-left));
    }

    .typing-indicator {
        padding: 0 calc(14px + env(safe-area-inset-right)) 8px calc(14px + env(safe-area-inset-left));
    }

    .chat-footer {
        padding: 10px calc(10px + env(safe-area-inset-right)) calc(10px + env(safe-area-inset-bottom)) calc(10px + env(safe-area-inset-left));
    }

    .composer textarea {
        font-size: 16px;
    }

    .composer .primary-button {
        padding: 10px 14px;
    }

    .msg-line {
        max-width: 94%;
    }

    .local-video {
        top: 12px;
        right: 12px;
        width: 30%;
    }

    .overlay {
        padding: 16px;
    }

    .panel,
    dialog {
        padding: 22px;
    }

    .text-button {
        padding: 8px;
    }
}

@media (max-width: 480px) {
    .chat-title {
        display: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation: none !important;
        transition: none !important;
    }
}