/* Silica Message — web UI, 2026 design (tokens · base · components · messenger · settings · auth).
   Neutral tones follow the system palettes; floating surfaces use the «glass» recipe
   (--glass, --glass-border, --glass-blur); controls are capsules, bubbles 20px, cards 22px. */

/* ===== 1. Tokens ===== */
:root {
    --accent: #7C5CFF;
    --accent-rgb: 124, 92, 255;
    --accent-hover: #6D51E0;
    --accent-soft: rgba(124, 92, 255, 0.12);
    --accent-text: #7253F0;
    --on-accent: #FFFFFF;

    --bg: #FFFFFF;
    --surface: #FFFFFF;
    --bg-secondary: #F2F2F7;
    --canvas: #F2F2F7;
    --field: rgba(118, 118, 128, 0.12);
    --chat-base: #EEEFF4;
    --text: #0B0B0F;
    --text-secondary: #6C6C72;
    --text-tertiary: #8A8A8F;
    --divider: rgba(60, 60, 67, 0.14);
    --bubble-in: #FFFFFF;
    --glass: rgba(255, 255, 255, 0.62);
    --glass-border: rgba(255, 255, 255, 0.75);
    --glass-highlight: rgba(255, 255, 255, 0.9);
    --glass-shadow: 0 10px 32px rgba(20, 20, 40, 0.12);
    --chip-selected: #1C1C1E;
    --on-chip-selected: #FFFFFF;
    --hover: rgba(15, 17, 21, 0.05);
    --pressed: rgba(15, 17, 21, 0.08);
    --overlay: rgba(15, 17, 21, 0.42);
    --shadow-sm: 0 1px 2px rgba(15, 17, 21, 0.08);
    --shadow-md: 0 6px 24px rgba(15, 17, 21, 0.12), 0 1px 3px rgba(15, 17, 21, 0.06);
    --shadow-lg: 0 18px 48px rgba(15, 17, 21, 0.18);
    --bubble-shadow: 0 1px 1.5px rgba(15, 17, 21, 0.1);
    --wall-pattern: 0.085;
    --wall-mix: 8%;
    --date-pill: rgba(255, 255, 255, 0.72);
    --on-date-pill: #4A4A50;

    --danger: #E5484D;
    --danger-text: #C9363B;
    --success: #22A559;
    --warning: #D9822B;

    --svc-telegram: #2AABEE;
    --svc-vk: #0077FF;
    --svc-max: #4C6FFF;
    --svc-whatsapp: #25D366;
    --svc-ok: #EE8208;
    --svc-instagram: #E1306C;

    --font: -apple-system, "SF Pro Text", "SF Pro Display", Inter, system-ui, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
    --radius-bubble: 20px;
    --radius-card: 22px;
    --radius-field: 16px;
    --glass-blur: blur(24px) saturate(180%);
    --sidebar-width: clamp(360px, 30vw, 420px);
    --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
    color-scheme: light;
}
:root[data-theme="dark"] {
    --bg: #000000;
    --surface: #1C1C1E;
    --bg-secondary: #2C2C2E;
    --canvas: #000000;
    --field: rgba(118, 118, 128, 0.24);
    --chat-base: #0A0A0C;
    --text: #F5F5F7;
    --text-secondary: #98989F;
    --text-tertiary: #8A8A8F;
    --divider: rgba(84, 84, 88, 0.5);
    --bubble-in: #262629;
    --glass: rgba(28, 28, 30, 0.62);
    --glass-border: rgba(255, 255, 255, 0.12);
    --glass-highlight: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 10px 32px rgba(0, 0, 0, 0.5);
    --chip-selected: #F5F5F7;
    --on-chip-selected: #0B0B0F;
    --glass-blur: blur(24px) saturate(160%);
    --hover: rgba(255, 255, 255, 0.05);
    --pressed: rgba(255, 255, 255, 0.09);
    --overlay: rgba(0, 0, 0, 0.6);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 8px 28px rgba(0, 0, 0, 0.45);
    --shadow-lg: 0 18px 48px rgba(0, 0, 0, 0.55);
    --bubble-shadow: 0 1px 1.5px rgba(0, 0, 0, 0.35);
    --wall-pattern: 0.05;
    --wall-mix: 4%;
    --date-pill: rgba(44, 44, 46, 0.8);
    --on-date-pill: #C7C7CC;
    --danger-text: #FF7B7F;
    color-scheme: dark;
}

/* ===== 2. Base ===== */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body {
    margin: 0;
    min-height: 100vh;
    min-height: 100dvh;
    background: var(--canvas);
    color: var(--text);
    font: 15px/1.4 var(--font);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
h1, h2, h3, p { margin: 0; }
a { color: var(--accent-text); text-decoration: none; }
a:hover { text-decoration: underline; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
button:disabled { cursor: default; }
img, svg { display: block; }
code { font: 13px/1.4 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; background: var(--bg-secondary); padding: 1px 6px; border-radius: 6px; overflow-wrap: anywhere; }
[hidden] { display: none !important; }
:focus { outline: none; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
::selection { background: rgba(var(--accent-rgb), 0.28); }
.sr-only { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
* { scrollbar-width: thin; scrollbar-color: rgba(128, 128, 128, 0.35) transparent; }
.ui-icon, .icon { width: 22px; height: 22px; flex: none; }
/* Liquid-glass surface: translucent fill, backdrop blur, 1px highlight, soft shadow. */
.glass {
    background: var(--glass); border: 1px solid var(--glass-border);
    -webkit-backdrop-filter: var(--glass-blur); backdrop-filter: var(--glass-blur);
    box-shadow: var(--glass-shadow), inset 0 1px 0 var(--glass-highlight);
}
@media (prefers-reduced-transparency: reduce) {
    .glass, .sidebar-head, .conversation-head, .composer-box, .topbar, .jump-bottom { background: var(--surface); -webkit-backdrop-filter: none; backdrop-filter: none; }
}

/* ===== 3. Components ===== */
.icon-btn {
    display: inline-grid; place-items: center; flex: none;
    width: 40px; height: 40px; padding: 0; border: 0; border-radius: 50%;
    background: transparent; color: var(--text-secondary);
    transition: background-color .15s, color .15s;
}
.icon-btn:hover:not(:disabled) { background: var(--hover); color: var(--text); }
.icon-btn:active:not(:disabled) { background: var(--pressed); }
.icon-btn:disabled { opacity: .4; }
.icon-btn[aria-expanded="true"] { color: var(--accent-text); }

.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    min-height: 44px; padding: 0 20px; border: 0; border-radius: 999px;
    font-weight: 600; font-size: 15px; text-decoration: none !important;
    transition: background-color .15s, opacity .15s, transform .1s;
}
.btn:active:not(:disabled) { transform: scale(.98); }
.btn:disabled { opacity: .5; }
.btn-primary { background: var(--accent); color: var(--on-accent); box-shadow: 0 6px 18px rgba(var(--accent-rgb), .35); }
.btn-primary:hover:not(:disabled) { background: var(--accent-hover); }
.btn-tonal { background: var(--accent-soft); color: var(--accent-text); }
.btn-tonal:hover:not(:disabled) { background: rgba(var(--accent-rgb), .18); }
.btn-plain { background: transparent; color: var(--accent-text); }
.btn-plain:hover:not(:disabled) { background: var(--accent-soft); }
.btn-danger { background: transparent; color: var(--danger-text); }
.btn-danger:hover:not(:disabled) { background: rgba(229, 72, 77, .1); }
.btn-block { width: 100%; }
.btn-small { min-height: 34px; padding: 0 14px; font-size: 14px; }
.btn-glass { background: var(--glass); color: var(--text); border: 1px solid var(--glass-border); -webkit-backdrop-filter: var(--glass-blur); backdrop-filter: var(--glass-blur); box-shadow: var(--glass-shadow), inset 0 1px 0 var(--glass-highlight); }

.field { display: grid; gap: 6px; }
.field > span { font-size: 13px; font-weight: 500; color: var(--text-secondary); }
.field small, .field-hint { font-size: 12.5px; color: var(--text-secondary); }
.field input, .field select, .field textarea {
    width: 100%; min-height: 52px; padding: 12px 16px;
    border: 1px solid transparent; border-radius: var(--radius-field);
    background: var(--field); font-size: 17px;
    transition: border-color .15s, box-shadow .15s;
}
.field input:hover, .field select:hover { border-color: rgba(var(--accent-rgb), .45); }
.field input:focus, .field select:focus, .field textarea:focus { border-color: transparent; background: var(--surface); box-shadow: inset 0 0 0 2px var(--accent); outline: none; }
.form-stack { display: grid; gap: 14px; }

.banner { display: block; padding: 10px 14px; border-radius: 14px; font-size: 14px; line-height: 1.4; }
.banner p + p { margin-top: 4px; }
.banner-error { background: rgba(229, 72, 77, .1); color: var(--danger-text); }
.banner-success { background: rgba(34, 165, 89, .12); color: #1A8A4A; }
.banner-warning { background: rgba(217, 130, 43, .12); color: #A55F14; }
:root[data-theme="dark"] .banner-success { color: #5ED38E; }
:root[data-theme="dark"] .banner-warning { color: #F2B36A; }
.flash-stack { position: fixed; z-index: 60; top: max(12px, env(safe-area-inset-top)); left: 50%; transform: translateX(-50%); width: min(480px, calc(100vw - 32px)); display: grid; gap: 8px; }
.flash-stack .banner { box-shadow: var(--shadow-md); background-color: var(--surface); }

.chip {
    flex: none; min-height: 32px; padding: 0 12px; border-radius: 999px;
    border: 1px solid var(--divider); background: var(--surface);
    font-size: 13.5px; font-weight: 500; color: var(--text);
    transition: background-color .15s, color .15s, border-color .15s;
}
.chip:hover { background: var(--hover); }
.chip[aria-pressed="true"] { background: var(--chip-selected); border-color: var(--chip-selected); color: var(--on-chip-selected); }
.pill-button {
    display: block; margin: 4px auto 10px; min-height: 30px; padding: 0 14px; border: 0; border-radius: 999px;
    background: var(--date-pill); color: var(--on-date-pill); font-size: 13.5px; font-weight: 500;
}

.switch { position: relative; width: 51px; height: 31px; margin-left: auto; border-radius: 999px; background: rgba(120, 120, 128, .32); transition: background-color .2s; flex: none; }
.switch::after { content: ""; position: absolute; top: 2px; left: 2px; width: 27px; height: 27px; border-radius: 50%; background: #fff; box-shadow: 0 2px 6px rgba(0, 0, 0, .2); transition: transform .2s var(--ease); }
[aria-checked="true"] > .switch { background: var(--success); }
[aria-checked="true"] > .switch::after { transform: translateX(20px); }

.segmented { display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; gap: 2px; padding: 3px; border-radius: 999px; background: var(--field); }
.segmented button { min-height: 36px; border: 0; border-radius: 999px; background: transparent; font-size: 14px; font-weight: 600; color: var(--text-secondary); }
.segmented button[aria-pressed="true"] { background: var(--surface); color: var(--text); box-shadow: 0 2px 8px rgba(20, 20, 40, .14); }
:root[data-theme="dark"] .segmented button[aria-pressed="true"] { background: #48484A; box-shadow: none; }

.swatches { display: flex; flex-wrap: wrap; gap: 10px; }
.swatch {
    position: relative; width: 36px; height: 36px; padding: 0; border: 0; border-radius: 50%;
    background: var(--swatch); cursor: pointer; flex: none;
    transition: transform .12s, box-shadow .15s;
}
.swatch:hover { transform: scale(1.08); }
.swatch[aria-pressed="true"], .swatch.is-selected { box-shadow: 0 0 0 2px var(--surface), 0 0 0 4px var(--swatch); }
.swatch[aria-pressed="true"]::after, .swatch.is-selected::after {
    content: ""; position: absolute; left: 13px; top: 10px; width: 8px; height: 13px;
    border: solid #fff; border-width: 0 2.5px 2.5px 0; transform: rotate(45deg); pointer-events: none;
}
.swatch-violet { --swatch: #7C5CFF; } .swatch-blue { --swatch: #2F80ED; } .swatch-teal { --swatch: #14B8A6; }
.swatch-green { --swatch: #22A559; } .swatch-orange { --swatch: #F2994A; } .swatch-pink { --swatch: #E5508F; }
.swatch-red { --swatch: #E5484D; } .swatch-graphite { --swatch: #5B6170; }
.swatch-custom { --swatch: var(--accent); background: conic-gradient(#E5484D, #F2994A, #F2C94C, #22A559, #14B8A6, #2F80ED, #7C5CFF, #E5508F, #E5484D); }
.swatch-custom input { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: pointer; border: 0; padding: 0; }
.swatch-custom:focus-within { outline: 2px solid var(--accent); outline-offset: 3px; }

/* Avatars */
.avatar-wrap { position: relative; display: block; flex: none; width: 56px; height: 56px; --badge-border: var(--surface); }
.avatar {
    display: grid; place-items: center; width: 100%; height: 100%; border-radius: 50%;
    object-fit: cover; color: #fff; font-weight: 600; font-size: 20px; letter-spacing: -.02em;
    background: var(--bg-secondary); user-select: none;
}
span.avatar, .avatar.avatar-md, .avatar.avatar-lg { flex: none; }
.avatar-sm { width: 34px; height: 34px; } .avatar-sm .avatar { font-size: 13px; }
.avatar-md { width: 42px; height: 42px; } .avatar-md .avatar, .avatar.avatar-md { font-size: 16px; }
.avatar.avatar-md { width: 42px; height: 42px; }
.avatar.avatar-lg { width: 88px; height: 88px; font-size: 34px; }
.grad-0 { background: linear-gradient(180deg, #FF885E, #FF516A); }
.grad-1 { background: linear-gradient(180deg, #FFCD6A, #FFA85C); }
.grad-2 { background: linear-gradient(180deg, #A695FF, #7C5CFF); }
.grad-3 { background: linear-gradient(180deg, #A0DE7E, #54CB68); }
.grad-4 { background: linear-gradient(180deg, #53EDD6, #28C9B7); }
.grad-5 { background: linear-gradient(180deg, #72D5FD, #2A9EF1); }
.grad-6 { background: linear-gradient(180deg, #E0A2F3, #D669ED); }
.svc-badge {
    position: absolute; right: -2px; bottom: -2px; display: grid; place-items: center;
    width: 22px; height: 22px; border: 2.5px solid var(--badge-border); border-radius: 50%;
    color: #fff; font-size: 8px; font-weight: 800; line-height: 1; letter-spacing: -.02em;
}
.svc-badge .svc-glyph { width: 13px; height: 13px; }
.avatar-md .svc-badge { width: 18px; height: 18px; right: -3px; bottom: -3px; font-size: 7px; }
.avatar-md .svc-glyph { width: 9px; height: 9px; }
.svc-telegram { background: var(--svc-telegram); } .svc-vk { background: var(--svc-vk); }
.svc-max { background: var(--svc-max); } .svc-whatsapp { background: var(--svc-whatsapp); }
.svc-ok { background: var(--svc-ok); } .svc-instagram { background: radial-gradient(circle at 30% 107%, #fdf497 0%, #fdf497 5%, #fd5949 45%, #d6249f 60%, #285AEB 90%); }
.svc-other { background: #8B8E98; }
.svc-icon {
    display: grid; place-items: center; flex: none; width: 40px; height: 40px; border-radius: 12px;
    color: #fff; font-size: 13px; font-weight: 800; letter-spacing: -.02em;
}
.svc-icon .ui-icon, .svc-icon svg, .svc-icon .svc-glyph { width: 20px; height: 20px; }
.svc-glyph { display: block; object-fit: contain; filter: brightness(0) invert(1); }

/* Brand mark (accent aware) */
.brand-mark { width: 48px; height: 48px; }
.brand-bg { fill: var(--accent); }
.brand-fg { stroke: var(--on-accent); }

/* Main menu */
.menu-anchor { position: relative; flex: none; }
.app-menu {
    position: absolute; z-index: 40; top: calc(100% + 6px); left: 0;
    width: 290px; max-height: calc(100dvh - 80px); overflow-y: auto;
    padding: 6px; border-radius: 20px; background: var(--glass);
    -webkit-backdrop-filter: var(--glass-blur); backdrop-filter: var(--glass-blur);
    box-shadow: var(--glass-shadow), inset 0 1px 0 var(--glass-highlight); border: 1px solid var(--glass-border);
    animation: pop .16s var(--ease);
    transform-origin: top left;
}
.topbar .app-menu { left: auto; right: 0; transform-origin: top right; }
.menu-user { display: flex; align-items: center; gap: 12px; padding: 8px 10px 10px; }
.menu-user-text { display: grid; min-width: 0; }
.menu-user-text strong { font-size: 15px; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.menu-user-text small { color: var(--text-secondary); font-size: 13px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.menu-group { margin: 0; padding: 4px 0; border-top: 1px solid var(--divider); display: grid; }
.menu-item {
    display: flex; align-items: center; gap: 14px; width: 100%; min-height: 44px; padding: 0 12px;
    border: 0; border-radius: 12px; background: transparent; color: var(--text);
    font-size: 15px; font-weight: 500; text-align: left; text-decoration: none !important;
}
.menu-item .ui-icon { color: var(--text-secondary); }
.menu-item:hover, .menu-item:focus-visible { background: var(--hover); }
.menu-item[aria-current="page"] { color: var(--accent-text); }
.menu-item[aria-current="page"] .ui-icon { color: var(--accent-text); }
.menu-item.danger, .menu-item.danger .ui-icon { color: var(--danger-text); }
.menu-label { display: flex; align-items: center; gap: 14px; padding: 8px 12px 10px; font-size: 15px; font-weight: 500; }
.menu-label .ui-icon { color: var(--text-secondary); }
.menu-accent .swatches { padding: 0 12px 10px; gap: 9px; }
.menu-accent .swatch { width: 26px; height: 26px; }
.menu-accent .swatch[aria-pressed="true"]::after, .menu-accent .swatch.is-selected::after { left: 9px; top: 6px; width: 7px; height: 11px; }

/* Dialogs */
dialog { padding: 0; border: 0; color: var(--text); }
dialog::backdrop { background: var(--overlay); }
.modal {
    width: min(440px, calc(100vw - 32px)); max-height: calc(100dvh - 48px);
    padding: 20px; border-radius: 28px; background: var(--surface); box-shadow: var(--shadow-lg);
}
.modal[open] { animation: pop .18s var(--ease); }
.modal-head { display: flex; align-items: center; gap: 12px; margin: -4px -6px 16px 0; }
.modal-head h2 { flex: 1; font-size: 18px; font-weight: 600; }
.modal .field + .banner, .modal .banner { margin-top: 12px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 20px; }
.media-dialog { max-width: 100vw; max-height: 100dvh; background: transparent; overflow: visible; }
.media-dialog::backdrop { background: rgba(0, 0, 0, .86); }
.media-dialog #media-preview img, .media-dialog #media-preview video { max-width: 92vw; max-height: 88dvh; border-radius: 12px; }
.media-dialog .close-dialog { position: fixed; top: max(12px, env(safe-area-inset-top)); right: 12px; color: #fff; background: rgba(255, 255, 255, .12); }
.media-dialog .close-dialog:hover { background: rgba(255, 255, 255, .22); color: #fff; }

.context-menu {
    position: fixed; z-index: 70; min-width: 230px; padding: 6px; border-radius: 18px;
    background: var(--glass); -webkit-backdrop-filter: var(--glass-blur); backdrop-filter: var(--glass-blur);
    box-shadow: var(--glass-shadow), inset 0 1px 0 var(--glass-highlight); border: 1px solid var(--glass-border);
    animation: pop .14s var(--ease);
}
.toast {
    position: fixed; z-index: 80; left: 50%; bottom: max(24px, env(safe-area-inset-bottom)); transform: translateX(-50%);
    padding: 10px 16px; border-radius: 999px; background: rgba(15, 17, 21, .88); color: #fff;
    font-size: 14px; box-shadow: var(--shadow-md); animation: rise .2s var(--ease);
}
@keyframes pop { from { opacity: 0; transform: scale(.96); } to { opacity: 1; transform: none; } }
@keyframes rise { from { opacity: 0; transform: translate(-50%, 8px); } to { opacity: 1; transform: translate(-50%, 0); } }
@keyframes spin { to { transform: rotate(360deg); } }

/* ===== 4. Messenger ===== */
.app-main { height: 100vh; height: 100dvh; overflow: hidden; }
.inbox {
    position: relative; display: grid; grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
    height: 100%; background: var(--bg); overflow: hidden;
}

/* Sidebar */
.sidebar { position: relative; display: flex; flex-direction: column; min-height: 0; background: var(--canvas); border-right: 1px solid var(--divider); }
.sidebar-head { display: flex; align-items: center; gap: 6px; height: 60px; padding: 0 10px 0 8px; flex: none; }
.search-field { position: relative; flex: 1; min-width: 0; }
.search-field > .ui-icon { position: absolute; left: 12px; top: 50%; width: 20px; height: 20px; transform: translateY(-50%); color: var(--text-secondary); pointer-events: none; }
.search-field input {
    width: 100%; height: 44px; padding: 0 14px 0 42px; border: 2px solid transparent; border-radius: 999px;
    background: var(--field); font-size: 15px; transition: border-color .15s, background-color .15s;
}
.search-field input::placeholder { color: var(--text-tertiary); }
.search-field input:focus { border-color: var(--accent); background: var(--surface); outline: none; }
.search-field input:focus + .ui-icon, .search-field:focus-within > .ui-icon { color: var(--accent-text); }
#refresh-chats.spinning .ui-icon { animation: spin .9s linear infinite; }

.folders {
    display: flex; gap: 8px; flex: none; padding: 2px 12px 10px; overflow-x: auto; overflow-y: hidden;
    scrollbar-width: none;
}
.folders::-webkit-scrollbar { display: none; }
.folder-tab {
    position: relative; display: inline-flex; align-items: center; gap: 8px; flex: none;
    height: 36px; padding: 0 14px; border: 1px solid var(--divider); border-radius: 999px; background: var(--surface);
    color: var(--text); font-size: 14.5px; font-weight: 500; white-space: nowrap;
    transition: background-color .15s, color .15s, border-color .15s;
}
.folder-tab:hover { background: var(--hover); }
.folder-tab[aria-selected="true"] { background: var(--chip-selected); border-color: var(--chip-selected); color: var(--on-chip-selected); }
.folder-dot { flex: none; width: 8px; height: 8px; border-radius: 50%; }
.folder-tab:focus-visible { outline-offset: 2px; }
.folder-count {
    min-width: 20px; height: 20px; padding: 0 6px; border-radius: 999px;
    background: var(--text-tertiary); color: #fff; font-size: 12px; font-weight: 700; line-height: 20px; text-align: center;
}
.folder-tab[aria-selected="true"] .folder-count { background: var(--accent); color: var(--on-accent); }
.account-chips { display: flex; gap: 6px; padding: 0 12px 10px; overflow-x: auto; flex: none; scrollbar-width: none; }
.sidebar > .banner { margin: 8px 10px 0; flex: none; }

.chat-scroll { flex: 1; min-height: 0; overflow-y: auto; padding: 0 12px 96px; overscroll-behavior: contain; }
.chat-item {
    display: flex; align-items: center; gap: 12px; width: 100%; min-height: 76px; padding: 10px 12px;
    border: 0; border-radius: 16px; background: transparent; text-align: left;
    --badge-border: var(--canvas);
    transition: background-color .12s, box-shadow .12s;
}
.chat-item:hover { background: var(--hover); }
.chat-item:focus-visible { outline-offset: -2px; }
.chat-item .avatar-wrap { --badge-border: inherit; }
.chat-info { display: grid; gap: 3px; flex: 1; min-width: 0; }
.chat-top, .chat-bottom { display: flex; align-items: center; gap: 8px; min-width: 0; }
.chat-name { flex: 1; min-width: 0; font-size: 16px; font-weight: 600; letter-spacing: -.01em; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.chat-time { flex: none; font-size: 13px; color: var(--text-tertiary); }
.chat-item:has(.unread) .chat-time { color: var(--accent-text); font-weight: 600; }
.chat-preview { flex: 1; min-width: 0; font-size: 14.5px; color: var(--text-secondary); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.preview-you { color: var(--text); font-weight: 500; }
.unread {
    flex: none; min-width: 22px; height: 22px; padding: 0 7px; border-radius: 999px;
    background: var(--accent); color: var(--on-accent); font-size: 13px; font-weight: 600; line-height: 22px; text-align: center;
}
.chat-item.selected { background: var(--surface); --badge-border: var(--surface); box-shadow: 0 2px 10px rgba(20, 20, 40, .08); }
:root[data-theme="dark"] .chat-item.selected { box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .06); }
.empty { padding: 32px 20px; text-align: center; color: var(--text-secondary); font-size: 14.5px; }
.fab {
    position: absolute; right: 20px; bottom: max(20px, env(safe-area-inset-bottom)); display: grid; place-items: center;
    width: 52px; height: 52px; border-radius: 50%; background: var(--accent); color: var(--on-accent);
    box-shadow: 0 8px 22px rgba(var(--accent-rgb), .4); transition: transform .15s var(--ease), background-color .15s;
}
.fab:hover { background: var(--accent-hover); transform: scale(1.05); text-decoration: none; }
.fab .ui-icon { width: 26px; height: 26px; }

/* Conversation */
.conversation {
    position: relative; display: flex; flex-direction: column; min-width: 0; min-height: 0;
    background-color: var(--chat-base);
    background-color: color-mix(in srgb, var(--chat-base) calc(100% - var(--wall-mix)), var(--accent));
    isolation: isolate;
}
.conversation::before {
    content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none;
    background: var(--accent); opacity: var(--wall-pattern);
    -webkit-mask: url(wallpaper.svg) 0 0 / 280px 280px repeat;
    mask: url(wallpaper.svg) 0 0 / 280px 280px repeat;
}
.conversation > * { position: relative; z-index: 1; }
.inbox:not(.has-chat) .conversation > :not(.no-chat) { display: none !important; }
.inbox.has-chat .no-chat { display: none; }
.no-chat { margin: auto; display: grid; justify-items: center; gap: 10px; padding: 24px; text-align: center; }
.no-chat-mark { width: 88px; height: 88px; margin-bottom: 8px; filter: drop-shadow(0 10px 24px rgba(var(--accent-rgb), .35)); }
.no-chat h2 { font-size: 20px; font-weight: 600; }
.no-chat p { max-width: 300px; color: var(--text-secondary); font-size: 14.5px; }
.no-chat h2, .no-chat p { padding: 2px 12px; border-radius: 12px; background: color-mix(in srgb, var(--chat-base) 70%, transparent); }

.conversation-head {
    display: flex; align-items: center; gap: 12px; height: 64px; padding: 0 8px 0 16px; flex: none;
    background: var(--glass); border-bottom: 1px solid var(--glass-border);
    -webkit-backdrop-filter: var(--glass-blur); backdrop-filter: var(--glass-blur);
    box-shadow: 0 1px 0 var(--divider), inset 0 1px 0 var(--glass-highlight);
}
.head-avatar { flex: none; }
.head-avatar .avatar-wrap { --badge-border: var(--surface); width: 44px; height: 44px; }
.head-avatar .avatar { font-size: 16px; }
.head-avatar .svc-badge { width: 18px; height: 18px; border-width: 2px; }
.head-avatar .svc-glyph { width: 10px; height: 10px; }
.head-text { flex: 1; min-width: 0; display: grid; }
.head-text h2 { font-size: 16px; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.head-text small { font-size: 13.5px; color: var(--text-secondary); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.head-actions { display: flex; gap: 2px; }
.mobile-back { display: none; margin-left: -8px; }
.chat-search-bar {
    display: flex; align-items: center; gap: 10px; height: 48px; padding: 0 8px 0 16px; flex: none;
    background: var(--glass); border-bottom: 1px solid var(--divider);
    -webkit-backdrop-filter: var(--glass-blur); backdrop-filter: var(--glass-blur);
}
.chat-search-bar > .ui-icon { color: var(--text-secondary); width: 20px; }
.chat-search-bar input { flex: 1; min-width: 0; height: 36px; border: 0; background: transparent; font-size: 15px; }
.chat-search-bar input:focus { outline: none; }
.search-count { font-size: 13px; color: var(--text-secondary); white-space: nowrap; }

.message-scroll { flex: 1; min-height: 0; overflow-y: auto; overflow-x: hidden; overscroll-behavior: contain; }
.message-column {
    display: flex; flex-direction: column; justify-content: flex-end;
    width: 100%; max-width: 752px; min-height: 100%; margin: 0 auto; padding: 8px 16px 10px;
}
.messages-loading { align-self: center; width: 32px; height: 32px; margin: 40px auto; border: 3px solid rgba(var(--accent-rgb), .25); border-top-color: var(--accent); border-radius: 50%; animation: spin .8s linear infinite; }
.empty-chat { align-self: center; margin: auto; padding: 8px 14px; border-radius: 999px; background: var(--date-pill); color: var(--on-date-pill); font-size: 14px; }
.date-separator { position: sticky; top: 8px; z-index: 3; display: flex; justify-content: center; margin: 10px 0 6px; pointer-events: none; }
.date-separator span { padding: 4px 12px; border-radius: 999px; background: var(--date-pill); color: var(--on-date-pill); font-size: 13px; font-weight: 500; backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); box-shadow: 0 1px 2px rgba(20, 20, 40, .06); }
.date-separator.search-dim { opacity: .4; }

/* Message rows & bubbles */
.msg-row { display: flex; align-items: flex-end; gap: 6px; margin-top: 2px; }
.msg-row.grp-first { margin-top: 8px; }
.msg-row.outgoing { justify-content: flex-end; }
.msg-avatar { visibility: hidden; align-self: flex-end; }
.grp-last .msg-avatar { visibility: visible; }
.bubble {
    position: relative; max-width: min(520px, 80%); min-width: 64px; padding: 7px 12px 7px;
    border-radius: var(--radius-bubble); box-shadow: var(--bubble-shadow);
    background: var(--bubble-in); color: var(--text);
    font-size: 16px; line-height: 1.35;
}
.msg-row.with-avatar .bubble { max-width: min(520px, calc(80% - 40px)); }
.bot-message-stack { max-width: min(520px, 80%); min-width: 0; }
.msg-row.with-avatar .bot-message-stack { max-width: min(520px, calc(80% - 40px)); }
.msg-row .bot-message-stack .bubble { max-width: 100%; }
.bot-keyboard { display: grid; gap: 4px; margin-top: 4px; }
.bot-keyboard-row { display: flex; gap: 4px; }
.bot-keyboard-control {
    flex: 1 1 0; min-width: 0; min-height: 44px; padding: 6px 12px;
    display: grid; place-items: center; text-align: center; overflow-wrap: anywhere;
    background: var(--bubble-in); color: var(--text); border: 0; border-radius: 8px;
    font: inherit; font-size: 14px; font-weight: 600; text-decoration: none; cursor: pointer;
}
.bot-keyboard-control:enabled:hover, a.bot-keyboard-control:hover { background: var(--bg-secondary); }
.bot-keyboard-control:disabled { opacity: .6; cursor: default; }
.incoming:not(.grp-first) .bubble { border-top-left-radius: 6px; }
.incoming:not(.grp-last) .bubble { border-bottom-left-radius: 6px; }
.incoming.grp-last .bubble { border-bottom-left-radius: 4px; }
.outgoing .bubble { background: var(--accent); color: var(--on-accent); }
.outgoing:not(.grp-first) .bubble { border-top-right-radius: 6px; }
.outgoing:not(.grp-last) .bubble { border-bottom-right-radius: 6px; }
.outgoing.grp-last .bubble { border-bottom-right-radius: 4px; }
.sender { display: block; margin-bottom: 1px; font-size: 14px; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.msg-row:not(.grp-first) .sender { display: none; }
.name-c0 { color: #E5484D; } .name-c1 { color: #D97416; } .name-c2 { color: #7C5CFF; } .name-c3 { color: #2E9E4A; }
.name-c4 { color: #0E9C98; } .name-c5 { color: #2F80ED; } .name-c6 { color: #C2479F; }
:root[data-theme="dark"] .name-c0 { color: #FF7B7F; } :root[data-theme="dark"] .name-c1 { color: #F5A250; }
:root[data-theme="dark"] .name-c2 { color: #A895FF; } :root[data-theme="dark"] .name-c3 { color: #5ED38E; }
:root[data-theme="dark"] .name-c4 { color: #4FD6CB; } :root[data-theme="dark"] .name-c5 { color: #6FAAF7; }
:root[data-theme="dark"] .name-c6 { color: #EB82CC; }
.body { white-space: pre-wrap; overflow-wrap: anywhere; word-break: break-word; }
.meta-spacer { display: inline-block; width: 46px; height: 1px; }
.meta-spacer.wide { width: 62px; }
.meta {
    position: absolute; right: 9px; bottom: 5px; display: inline-flex; align-items: center; gap: 3px;
    font-size: 12px; line-height: 1; color: var(--text-secondary); white-space: nowrap; user-select: none;
}
.outgoing .meta { color: var(--on-accent); opacity: .78; }
.meta .icon { width: 16px; height: 16px; }
.msg-status.is-read .icon { width: 18px; }
.bubble.meta-block .meta { position: static; justify-content: flex-end; margin-top: 2px; display: flex; }
.bubble.media-only { padding: 3px; background: var(--bubble-in); }
.outgoing .bubble.media-only { background: var(--accent); }
.bubble.media-only .meta { right: 10px; bottom: 9px; padding: 3px 7px; border-radius: 10px; background: rgba(0, 0, 0, .45); color: #fff; opacity: 1; }
.bubble.has-media { padding: 3px; }
.bubble.has-media > .sender, .bubble.has-media > .reply-quote { margin: 4px 7px 5px; }
.bubble.has-media > .body { padding: 5px 7px 2px; }
.bubble.has-media > .message-attachments { margin: 4px 7px; }
.bubble.has-media.meta-block .meta { margin: 0 7px 3px; }
.reply-quote {
    display: grid; margin: 2px 0 5px; padding: 4px 8px 5px 10px; border-radius: 8px;
    border-left: 3px solid var(--accent); background: var(--accent-soft); font-size: 14px; line-height: 1.3; min-width: 0;
}
.reply-quote strong { color: var(--accent-text); font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.reply-quote span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; opacity: .9; }
.outgoing .reply-quote { border-left-color: var(--on-accent); background: rgba(255, 255, 255, .16); background: color-mix(in srgb, var(--on-accent) 16%, transparent); }
.outgoing .reply-quote strong { color: var(--on-accent); }
.bubble-more {
    display: grid; place-items: center; flex: none; align-self: center; width: 32px; height: 32px; padding: 0;
    border: 0; border-radius: 50%; background: var(--surface); color: var(--text-secondary);
    box-shadow: var(--shadow-sm); opacity: 0; transition: opacity .12s;
}
.bubble-more .icon { width: 18px; height: 18px; }
.msg-row.outgoing .bubble-more { order: -1; }
.msg-row:hover .bubble-more, .bubble-more:focus-visible, .bubble-more[aria-expanded="true"] { opacity: 1; }
@media (hover: none) { .bubble-more { display: none; } }

/* Media */
.message-media .media-button, .message-album .media-button {
    position: relative; display: block; width: 100%; padding: 0; border: 0; overflow: hidden;
    background: var(--bg-secondary); border-radius: 12px;
}
.message-media .media-thumb { display: block; max-width: 100%; height: auto; max-height: 420px; object-fit: cover; border-radius: 12px; }
.message-media .video-tile:not(:has(img)) { width: 280px; max-width: 100%; aspect-ratio: 16 / 10; }
.message-album { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2px; width: min(380px, 70vw); border-radius: 12px; overflow: hidden; }
.message-album .media-button { border-radius: 0; aspect-ratio: 1; }
.message-album .media-thumb { width: 100%; height: 100%; object-fit: cover; }
.message-album[data-count="3"] > :first-child { grid-column: span 2; aspect-ratio: 2 / 1; }
.message-album[data-count="5"], .message-album[data-count="6"], .message-album[data-count="7"],
.message-album[data-count="8"], .message-album[data-count="9"], .message-album[data-count="10"] { grid-template-columns: repeat(3, 1fr); }
.message-album[data-count="5"] > :last-child, .message-album[data-count="8"] > :last-child { grid-column: span 2; aspect-ratio: auto; }
.message-album[data-count="7"] > :last-child, .message-album[data-count="10"] > :last-child { grid-column: span 3; aspect-ratio: 3 / 1; }
.video-play {
    position: absolute; left: 50%; top: 50%; display: grid; place-items: center; width: 48px; height: 48px;
    transform: translate(-50%, -50%); border-radius: 50%; background: rgba(0, 0, 0, .5); color: #fff; font-size: 18px; padding-left: 3px;
    backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px);
}
.video-caption { position: absolute; left: 8px; top: 8px; padding: 2px 7px; border-radius: 9px; background: rgba(0, 0, 0, .45); color: #fff; font-size: 12px; }
.message-attachments { display: grid; gap: 6px; margin: 2px 0 4px; }
.attachment { min-width: 0; }
.attachment-missing { display: flex; align-items: center; gap: 8px; color: var(--text-secondary); font-size: 14px; }
.outgoing .attachment-missing { color: var(--on-accent); opacity: .8; }
.file-link { display: flex; align-items: center; gap: 10px; min-width: 200px; color: inherit; text-decoration: none !important; }
.file-icon { display: grid; place-items: center; width: 44px; height: 44px; flex: none; border-radius: 50%; background: var(--accent); color: var(--on-accent); }
.outgoing .file-icon { background: var(--on-accent); color: var(--accent); }
.file-text { display: grid; min-width: 0; }
.file-text strong { font-weight: 500; font-size: 14.5px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file-text small { font-size: 12.5px; color: var(--text-secondary); }
.outgoing .file-text small { color: inherit; opacity: .75; }

/* Audio player (structure from audio-player.js) */
.audio-player { display: flex; align-items: center; gap: 10px; min-width: 230px; max-width: 320px; padding: 2px 0; }
.audio-toggle {
    display: grid; place-items: center; flex: none; width: 44px; height: 44px; padding: 0 0 0 2px; border: 0; border-radius: 50%;
    background: var(--accent); color: var(--on-accent); font-size: 15px; line-height: 1;
    transition: transform .1s, background-color .15s;
}
.audio-toggle[aria-label="Приостановить аудио"] { padding-left: 0; font-weight: 700; }
.audio-toggle:hover:not(:disabled) { background: var(--accent-hover); }
.audio-toggle:active:not(:disabled) { transform: scale(.94); }
.outgoing .audio-toggle { background: var(--on-accent); color: var(--accent); }
.audio-details { display: grid; gap: 2px; flex: 1; min-width: 0; }
.audio-title { font-size: 14px; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.audio-seek { width: 100%; height: 16px; margin: 0; accent-color: var(--accent); cursor: pointer; }
.audio-seek:disabled { cursor: default; opacity: .55; }
.outgoing .audio-seek { accent-color: var(--on-accent); }
.audio-time { font-size: 12px; color: var(--text-secondary); font-variant-numeric: tabular-nums; }
.outgoing .audio-time { color: inherit; opacity: .78; }

.jump-bottom {
    position: absolute !important; right: 20px; bottom: 92px; display: grid; place-items: center;
    width: 44px; height: 44px; padding: 0; border: 1px solid var(--glass-border); border-radius: 50%;
    background: var(--glass); color: var(--text); box-shadow: var(--glass-shadow), inset 0 1px 0 var(--glass-highlight);
    -webkit-backdrop-filter: var(--glass-blur); backdrop-filter: var(--glass-blur);
}
.jump-bottom:hover { color: var(--accent-text); }

/* Composer */
.composer-wrap { flex: none; width: 100%; max-width: 752px; margin: 0 auto; padding: 4px 76px 16px 16px; }
.composer-wrap > .banner { margin-bottom: 8px; box-shadow: var(--shadow-sm); background-color: var(--surface); }
.composer-box {
    position: relative; border-radius: 24px; background: var(--glass); border: 1px solid var(--glass-border);
    -webkit-backdrop-filter: var(--glass-blur); backdrop-filter: var(--glass-blur);
    box-shadow: var(--glass-shadow), inset 0 1px 0 var(--glass-highlight);
}
.composer-strip { display: flex; align-items: center; gap: 12px; padding: 8px 6px 4px 14px; color: var(--accent-text); }
.composer-strip > .ui-icon { width: 22px; }
.strip-text { display: grid; flex: 1; min-width: 0; padding-left: 10px; border-left: 2px solid var(--accent); line-height: 1.3; }
.strip-text strong { font-size: 14px; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.strip-text span { color: var(--text); font-size: 14px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.composer-strip .icon-btn { width: 34px; height: 34px; }
.composer { display: flex; align-items: flex-end; gap: 2px; min-height: 52px; padding: 0 6px 0 4px; }
.attach-button { margin-bottom: 6px; cursor: pointer; }
.attach-button:has(input:disabled) { opacity: .4; cursor: default; }
.attach-button:focus-within { outline: 2px solid var(--accent); outline-offset: -2px; }
#message-body {
    flex: 1; min-width: 0; min-height: 52px; max-height: 200px; padding: 15px 6px; border: 0; resize: none;
    background: transparent; font-size: 16px; line-height: 22px; overflow-y: hidden;
}
#message-body.is-scrolling { overflow-y: auto; }
#message-body:focus { outline: none; }
#message-body::placeholder { color: var(--text-secondary); }
.record-status { flex: 1; align-self: center; display: flex; align-items: center; gap: 10px; padding: 0 6px; font-variant-numeric: tabular-nums; }
.record-status::before { content: ""; width: 10px; height: 10px; border-radius: 50%; background: var(--danger); animation: blink 1s infinite; }
@keyframes blink { 50% { opacity: .25; } }
.round-button {
    position: absolute; right: -60px; bottom: 0; display: grid; place-items: center;
    width: 52px; height: 52px; padding: 0; border: 0; border-radius: 50%;
    background: var(--accent); color: var(--on-accent); box-shadow: 0 6px 18px rgba(var(--accent-rgb), .4);
    transition: transform .15s var(--ease), background-color .15s, opacity .15s;
}
.round-button:hover:not(:disabled) { background: var(--accent-hover); }
.round-button:active:not(:disabled) { transform: scale(.94); }
.round-button:disabled { opacity: .55; box-shadow: none; }
.round-button .ui-icon { width: 24px; height: 24px; }
.send-button .ui-icon { margin-left: 3px; }
.voice-button .icon-stop { display: none; }
.composer[data-mode="send"] .voice-button,
.composer[data-mode="voice"] .send-button,
.composer[data-mode="recording"] .send-button,
.composer[data-mode="recording"] #message-body { display: none; }
.composer[data-mode="recording"] .voice-button { background: var(--danger); box-shadow: 0 0 0 6px rgba(229, 72, 77, .18); }
.composer[data-mode="recording"] .voice-button .icon-mic { display: none; }
.composer[data-mode="recording"] .voice-button .icon-stop { display: block; }
.composer.is-busy .send-button .ui-icon { animation: pulse 1s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: .4; } }

/* ===== 5. Settings pages ===== */
.settings-page { min-height: 100vh; min-height: 100dvh; background: var(--canvas); }
.topbar {
    position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 12px;
    height: 60px; padding: 0 8px; padding-top: env(safe-area-inset-top); box-sizing: content-box;
    background: var(--glass); border-bottom: 1px solid var(--divider);
    -webkit-backdrop-filter: var(--glass-blur); backdrop-filter: var(--glass-blur);
}
.topbar h1 { flex: 1; min-width: 0; font-size: 22px; font-weight: 700; letter-spacing: -.02em; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.settings-content { display: grid; gap: 22px; width: 100%; max-width: 680px; margin: 0 auto; padding: 20px 16px 48px; }
.settings-content > .banner { margin-bottom: -6px; }
.card-group { display: grid; gap: 8px; }
.group-title { padding: 0 16px; font-size: 13px; font-weight: 500; letter-spacing: .04em; text-transform: uppercase; color: var(--text-secondary); }
.group-hint { padding: 0 16px; font-size: 13px; color: var(--text-secondary); line-height: 1.45; }
.card { border-radius: var(--radius-card); background: var(--surface); box-shadow: 0 1px 2px rgba(20, 20, 40, .04), 0 8px 24px rgba(20, 20, 40, .05); overflow: hidden; }
:root[data-theme="dark"] .card { box-shadow: none; }
.card-body { display: grid; gap: 14px; padding: 16px; }
.card-body > p { color: var(--text-secondary); font-size: 14.5px; line-height: 1.45; }
.list { display: grid; }
.list-row {
    position: relative; display: flex; align-items: center; gap: 14px; width: 100%; min-height: 60px;
    padding: 10px 16px; border: 0; background: transparent; text-align: left; color: var(--text);
}
.list-row + .list-row::before { content: ""; position: absolute; top: 0; left: 66px; right: 0; height: 1px; background: var(--divider); }
button.list-row:hover, a.list-row:hover { background: var(--hover); text-decoration: none; }
.row-text { display: grid; flex: 1; min-width: 0; gap: 1px; }
.row-text strong { font-size: 16px; font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.row-text small { font-size: 13.5px; color: var(--text-secondary); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.row-chevron { color: var(--text-secondary); width: 20px; height: 20px; }
.list-empty { padding: 18px 16px; color: var(--text-secondary); font-size: 14.5px; }
.status { display: inline-flex; align-items: center; gap: 6px; }
.status::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--success); }
.status.warn::before { background: var(--warning); }
.status.off::before { background: var(--text-secondary); }

/* Connect modal */
.connect-modal { width: min(460px, calc(100vw - 24px)); }
.stepper { display: flex; gap: 6px; margin: 0 0 18px; padding: 0; list-style: none; counter-reset: step; }
.stepper li { flex: 1; display: grid; gap: 6px; font-size: 12.5px; font-weight: 500; color: var(--text-secondary); counter-increment: step; }
.stepper li::before { content: ""; height: 4px; border-radius: 2px; background: var(--divider); }
.stepper li.done::before, .stepper li.active::before { background: var(--accent); }
.stepper li.active { color: var(--accent-text); }
.connect-modal form { display: grid; gap: 14px; }
.connect-modal [data-channel] { display: grid; gap: 14px; }
.connect-modal [data-channel] > p { color: var(--text-secondary); font-size: 14.5px; line-height: 1.45; }
.connect-progress { display: grid; gap: 14px; }
.qr-step { display: grid; gap: 16px; justify-items: center; }
.qr-card { padding: 14px; border-radius: 20px; background: #fff; box-shadow: var(--shadow-md); }
.qr-card img { width: 236px; height: 236px; max-width: 64vw; max-height: 64vw; image-rendering: pixelated; }
.qr-steps { display: grid; gap: 10px; width: 100%; margin: 0; padding: 0; list-style: none; counter-reset: qr; }
.qr-steps li { position: relative; padding-left: 38px; min-height: 26px; font-size: 14.5px; line-height: 1.4; counter-increment: qr; display: flex; align-items: center; }
.qr-steps li::before {
    content: counter(qr); position: absolute; left: 0; top: 0; display: grid; place-items: center;
    width: 26px; height: 26px; border-radius: 50%; background: var(--accent-soft); color: var(--accent-text); font-size: 13px; font-weight: 700;
}
.connect-status { text-align: center; color: var(--text-secondary); font-size: 14.5px; }
.otp-cells { display: flex; justify-content: center; gap: 8px; margin: 4px 0 12px; }
.otp-cells input { width: clamp(32px, 8vw, 44px); height: 48px; min-width: 0; padding: 0; text-align: center; font-size: 23px; font-weight: 600; border: 1px solid transparent; border-radius: 9px; background: var(--bg-secondary); color: var(--text); }
.otp-cells input:focus { border-color: var(--svc-vk); outline: 2px solid rgba(0, 119, 255, .12); }
.vk-auth-code { display: grid; gap: 6px; justify-items: center; padding: 14px; border-radius: 14px; background: var(--accent-soft); color: var(--accent-text); text-align: center; }
.vk-auth-code span { font-size: 13px; font-weight: 600; }
.vk-auth-code strong { font-size: 30px; letter-spacing: .18em; line-height: 1.2; user-select: all; }
.connect-done { display: grid; justify-items: center; gap: 10px; padding: 12px 0; text-align: center; }
.connect-done .done-mark { display: grid; place-items: center; width: 64px; height: 64px; border-radius: 50%; background: var(--accent); color: var(--on-accent); }
.connect-done .done-mark svg { width: 32px; height: 32px; }

/* Profile */
.profile-hero { display: grid; justify-items: center; gap: 6px; padding: 24px 16px 20px; text-align: center; }
.profile-hero .avatar { margin-bottom: 8px; }
.profile-hero h2 { font-size: 21px; font-weight: 600; }
.profile-hero p { color: var(--text-secondary); font-size: 14.5px; }
.profile-hero .role { margin-top: 4px; padding: 3px 10px; border-radius: 10px; background: var(--accent-soft); color: var(--accent-text); font-size: 12.5px; font-weight: 600; }
.setting-line { display: grid; gap: 10px; }
.setting-line > span { font-size: 14px; font-weight: 500; color: var(--text-secondary); }
.preview-bubbles { display: grid; gap: 6px; padding: 14px; border-radius: 14px; background-color: var(--chat-base); background-color: color-mix(in srgb, var(--chat-base) calc(100% - var(--wall-mix)), var(--accent)); }
.preview-bubbles span { max-width: 75%; padding: 7px 12px; border-radius: var(--radius-bubble); font-size: 14.5px; box-shadow: var(--bubble-shadow); }
.preview-bubbles .in { justify-self: start; background: var(--bubble-in); border-bottom-left-radius: 4px; }
.preview-bubbles .out { justify-self: end; background: var(--accent); color: var(--on-accent); border-bottom-right-radius: 4px; }

/* Admin */
.user-row { display: grid; gap: 10px; padding: 14px 16px; }
.user-row + .user-row { border-top: 1px solid var(--divider); }
.user-head { display: flex; align-items: center; gap: 12px; }
.user-head .row-text strong { font-weight: 600; }
.user-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; padding-left: 54px; }
.user-actions form { margin: 0; }
.tag { flex: none; padding: 3px 9px; border-radius: 10px; font-size: 12px; font-weight: 600; background: rgba(34, 165, 89, .12); color: #1A8A4A; }
.tag.disabled { background: var(--bg-secondary); color: var(--text-secondary); }
.tag.admin { background: var(--accent-soft); color: var(--accent-text); }
:root[data-theme="dark"] .tag { color: #5ED38E; }
:root[data-theme="dark"] .tag.disabled { color: var(--text-secondary); }
:root[data-theme="dark"] .tag.admin { color: var(--accent-text); }
.user-actions details { width: 100%; }
.user-actions summary { display: inline-flex; align-items: center; min-height: 34px; padding: 0 12px; border-radius: 10px; color: var(--accent-text); font-size: 14px; font-weight: 600; cursor: pointer; list-style: none; }
.user-actions summary::-webkit-details-marker { display: none; }
.user-actions summary:hover { background: var(--accent-soft); }
.user-actions details form { display: grid; gap: 12px; margin-top: 10px; padding: 14px; border-radius: 12px; background: var(--bg-secondary); }
.counter { font-size: 13px; color: var(--text-secondary); }
.pagination { display: flex; flex-wrap: wrap; justify-content: center; gap: 4px; margin: 0; padding: 12px; list-style: none; }
.pagination .page-link, .pagination li > span, .pagination li > a {
    display: grid; place-items: center; min-width: 36px; height: 36px; padding: 0 10px; border-radius: 10px;
    color: var(--text); font-size: 14px; font-weight: 500; text-decoration: none;
}
.pagination a:hover { background: var(--hover); }
.pagination .active > span, .pagination [aria-current] > span { background: var(--accent); color: var(--on-accent); }
.pagination .disabled > span { color: var(--text-secondary); opacity: .5; }
.pagination svg { width: 18px; height: 18px; }

/* ===== 6. Auth ===== */
.auth-main {
    min-height: 100vh; min-height: 100dvh; display: grid; place-items: center; padding: 32px 16px;
    background:
        radial-gradient(900px 520px at 50% -10%, rgba(var(--accent-rgb), .26), transparent 62%),
        radial-gradient(700px 500px at 110% 110%, rgba(var(--accent-rgb), .10), transparent 60%),
        var(--canvas);
}
.auth-stack { display: grid; gap: 14px; width: min(400px, 100%); }
.auth-card {
    display: grid; gap: 18px; padding: 32px 28px 26px; border-radius: 28px;
    background: var(--glass); border: 1px solid var(--glass-border);
    -webkit-backdrop-filter: var(--glass-blur); backdrop-filter: var(--glass-blur);
    box-shadow: var(--glass-shadow), inset 0 1px 0 var(--glass-highlight);
}
.auth-brand { display: grid; justify-items: center; gap: 12px; text-align: center; }
.auth-brand .brand-mark { width: 68px; height: 68px; filter: drop-shadow(0 10px 22px rgba(var(--accent-rgb), .35)); }
.auth-brand h1 { font-size: 28px; font-weight: 700; letter-spacing: -.02em; }
.auth-brand p { color: var(--text-secondary); font-size: 14.5px; line-height: 1.45; max-width: 300px; }
.auth-foot { display: flex; align-items: center; justify-content: center; gap: 8px; color: var(--text-secondary); font-size: 13px; text-align: center; }
.auth-foot .ui-icon { width: 18px; height: 18px; color: var(--accent-text); }
.auth-services { display: flex; justify-content: center; gap: 8px; }
.auth-services .svc-icon { width: 30px; height: 30px; border-radius: 9px; font-size: 11px; }
.auth-services .svc-icon svg, .auth-services .svc-icon .svc-glyph { width: 16px; height: 16px; }
.mini-status { padding: 12px 14px; border-radius: 12px; background: var(--accent-soft); color: var(--accent-text); font-weight: 500; text-align: center; }

/* ===== 7. Responsive: single pane (<900px and Telegram Mini App) ===== */
@media (max-width: 899px) {
    .inbox { display: block; }
    .sidebar, .conversation { position: absolute; inset: 0; transition: transform .26s var(--ease), opacity .26s; will-change: transform; }
    .sidebar { border-right: 0; }
    .conversation { transform: translateX(100%); visibility: hidden; transition: transform .26s var(--ease), visibility 0s .26s; }
    .inbox.chat-open .conversation { transform: none; visibility: visible; transition: transform .26s var(--ease), visibility 0s; }
    .inbox.chat-open .sidebar { transform: translateX(-22%); opacity: .6; pointer-events: none; }
    .mobile-back { display: inline-grid; }
    .conversation-head { padding-left: 8px; }
    .composer-wrap { padding: 4px 68px 10px 8px; padding-bottom: max(10px, env(safe-area-inset-bottom)); }
    .round-button { right: -60px; }
    .message-column { padding: 8px 10px; }
    .bubble { max-width: 86%; }
    .msg-row.with-avatar .bubble { max-width: calc(86% - 40px); }
    .jump-bottom { right: 12px; bottom: 84px; }
}
.mini-shell .app-main { height: var(--mini-height, 100dvh); padding-top: var(--mini-top, 0px); padding-bottom: var(--mini-bottom, 0px); }
.mini-shell .inbox { display: block; }
.mini-shell .sidebar, .mini-shell .conversation { position: absolute; inset: 0; transition: transform .26s var(--ease), opacity .26s; }
.mini-shell .sidebar { border-right: 0; }
.mini-shell .conversation { transform: translateX(100%); visibility: hidden; transition: transform .26s var(--ease), visibility 0s .26s; }
.mini-shell .inbox.chat-open .conversation { transform: none; visibility: visible; transition: transform .26s var(--ease), visibility 0s; }
.mini-shell .inbox.chat-open .sidebar { transform: translateX(-22%); opacity: .6; pointer-events: none; }
.mini-shell .mobile-back { display: inline-grid; }
.mini-shell .composer-wrap { padding: 4px 68px 10px 8px; }
.mini-shell .message-column { padding: 8px 10px; }
.mini-shell .bubble { max-width: 86%; }
@media (max-width: 560px) {
    .settings-content { padding: 14px 10px 40px; gap: 18px; }
    .auth-card { padding: 26px 20px 22px; border-radius: 20px; }
    .user-actions { padding-left: 0; }
    .modal { padding: 18px 16px; }
}

/* ===== 8. Motion preferences ===== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
}

/* ===== 9. Small overrides ===== */
.list-row.btn-danger, .list-row.btn-danger .row-text strong { color: var(--danger-text); }
.list-row.btn-danger:hover { background: rgba(229, 72, 77, .08); }
.list-row > .ui-icon { width: 22px; margin: 0 7px; }
.list-row .btn { flex: none; }
.card-body > .btn { justify-self: start; }
.group-title .counter { font-weight: 500; }