/* ===================================
   Manager - Blue Accent Refresh
   Inter Font | Dark Charcoal | Blue Accents
   =================================== */

:root {
    --bg-color: #0d0d0f;
    --text-primary: #f1f1f3;
    --text-secondary: rgba(241, 241, 243, 0.55);
    --text-tertiary: rgba(241, 241, 243, 0.35);

    --accent: #0a84ff;
    --accent-soft: rgba(10, 132, 255, 0.15);
    --accent-glow: rgba(10, 132, 255, 0.4);
    --accent-2: #007aff;
    --accent-3: #5ac8fa;
    --chat-blue: #0a84ff;
    --chat-blue-deep: #007aff;
    --chat-blue-soft: rgba(10, 132, 255, 0.14);
    --chat-blue-glow: rgba(10, 132, 255, 0.24);

    --surface-1: rgba(255, 255, 255, 0.04);
    --surface-2: rgba(255, 255, 255, 0.07);
    --surface-3: rgba(255, 255, 255, 0.11);
    --border: rgba(255, 255, 255, 0.08);
    --border-strong: rgba(255, 255, 255, 0.14);

    --message-in: #2c2c2e;
    --message-in-border: rgba(255, 255, 255, 0.06);
    --message-in-tail: #2c2c2e;
    --message-out-from: var(--chat-blue);
    --message-out-to: var(--chat-blue-deep);

    --nav-height: 82px;
    --header-height: 64px;
    --radius-sm: 10px;
    --radius-md: 16px;
    --radius-lg: 22px;
    --radius-xl: 28px;

    --glass-bg: rgba(18, 18, 26, 0.55);
    --glass-border: rgba(255, 255, 255, 0.10);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.45), 0 2px 8px rgba(0, 0, 0, 0.3);
    --glass-blur: blur(32px) saturate(180%);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-tap-highlight-color: transparent;
}

.hidden { display: none !important; }

html {
    background-color: var(--bg-color);
    height: 100%;
    overscroll-behavior-y: none;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    height: 100vh;
    overflow: hidden;
    -webkit-font-smoothing: antialiased;
    position: relative;
}

html.auth-blocked,
html.auth-blocked body,
body.auth-blocked,
body.auth-blocked.light-mode {
    background: #000 !important;
    background-color: #000 !important;
}

html.auth-blocked body,
body.auth-blocked {
    color: #000 !important;
}

html.auth-blocked #app,
html.auth-blocked .mesh-bg,
html.auth-blocked .glow-orb,
body.auth-blocked #app,
body.auth-blocked .mesh-bg,
body.auth-blocked .glow-orb {
    display: none !important;
}

/* =========================
   Atmospheric Orb Background
   ========================= */
.mesh-bg {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    /* subtle noise texture */
    background-image: none;
}

/* Large atmospheric orbs */
.glow-orb {
    position: fixed;
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
}

.glow-1 {
    width: 480px;
    height: 480px;
    background: radial-gradient(circle at center,
        rgba(99, 102, 241, 0.22) 0%,
        rgba(99, 102, 241, 0.08) 45%,
        transparent 70%);
    filter: blur(60px);
    top: -120px;
    right: -100px;
    animation: driftOrb 20s ease-in-out infinite alternate;
}

.glow-2 {
    width: 420px;
    height: 420px;
    background: radial-gradient(circle at center,
        rgba(168, 85, 247, 0.18) 0%,
        rgba(168, 85, 247, 0.06) 45%,
        transparent 70%);
    filter: blur(70px);
    bottom: 60px;
    left: -80px;
    animation: driftOrb 26s ease-in-out infinite alternate-reverse;
}

/* Third orb for depth */
.glow-3 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle at center,
        rgba(236, 72, 153, 0.12) 0%,
        rgba(236, 72, 153, 0.04) 50%,
        transparent 70%);
    filter: blur(80px);
    top: 40%;
    left: 30%;
    animation: driftOrb3 32s ease-in-out infinite alternate;
}

@keyframes driftOrb {
    from { transform: translate(0, 0) scale(1); }
    to   { transform: translate(40px, 50px) scale(1.15); }
}

@keyframes driftOrb3 {
    from { transform: translate(0, 0) scale(0.9); }
    to   { transform: translate(-30px, 40px) scale(1.1); }
}

/* =========================
   App Layout
   ========================= */
#app {
    display: flex;
    flex-direction: column;
    height: 100%;
    position: relative;
    z-index: 1;
    overflow: hidden;
    padding: 10px 10px 0;
}

/* =========================
   Header
   ========================= */
.chat-header {
    position: relative;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 16px;
    height: var(--header-height);
    /* Liquid glass */
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: 22px 22px 22px 22px;
    box-shadow: var(--glass-shadow), inset 0 1px 0 rgba(255,255,255,0.08);
    flex-shrink: 0;
    margin-bottom: 6px;
    /* Inner highlight line */
    overflow: hidden;
}

.main-menu-header-hidden .chat-header {
    display: none;
}

.main-menu-header-hidden .chats-list-container,
.main-menu-header-hidden .settings-container,
.main-menu-header-hidden .stats-container {
    top: 0;
}

/* Subtle shimmer line at top of header */
.chat-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 16px;
    right: 16px;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.18), transparent);
    pointer-events: none;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
    flex: 1;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
    padding-right: 4px;
}

.avatar-placeholder {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    color: #fff;
    flex-shrink: 0;
    font-weight: 700;
    overflow: hidden;
    background-size: cover;
    background-position: center;
}

.user-details {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.user-details h2 {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    letter-spacing: -0.2px;
}

.user-details span {
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 400;
}

.search-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    background: var(--surface-2);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.18s ease;
    font-size: 15px;
}

.search-btn:hover, .search-btn:active {
    background: var(--chat-blue-soft);
    color: var(--chat-blue);
}

.chat-gear-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    background: var(--surface-2);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.18s ease;
    font-size: 15px;
}

.chat-gear-btn:hover, .chat-gear-btn:active {
    background: var(--chat-blue-soft);
    color: var(--chat-blue);
    transform: rotate(30deg);
}

/* =========================
   Chat Date Indicator
   ========================= */
.chat-date-indicator {
    position: absolute;
    top: calc(var(--header-height) + 10px);
    left: 50%;
    transform: translateX(-50%);
    z-index: 90;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
}

.chat-date-indicator.visible {
    opacity: 1;
}

.chat-date-indicator span {
    display: inline-block;
    padding: 5px 14px;
    background: var(--date-indicator-bg, rgba(13,13,15,0.85));
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-strong);
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.4px;
    text-transform: uppercase;
}

/* =========================
   Chat Container
   ========================= */
.chat-container {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 10px 6px calc(var(--nav-height) + 30px);
    display: flex;
    flex-direction: column;
    gap: 4px;
    scroll-behavior: auto;
    -webkit-overflow-scrolling: touch;
    /* Disable browser scroll anchoring — we do it manually for smooth prepend */
    overflow-anchor: none;
    /* GPU compositing hint for smoother scroll paint */
    will-change: transform;
}

.chat-container::-webkit-scrollbar { width: 0; }

/* =========================
   Loading Spinner
   ========================= */
.loading-spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    margin: 48px auto;
}

.loading-spinner-sm {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

.settings-loading {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 16px;
    color: var(--text-secondary);
    font-size: 14px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* =========================
   Chats List
   ========================= */
.chats-list-container {
    position: absolute;
    inset: 0;
    top: calc(var(--header-height) + 26px);
    bottom: calc(var(--nav-height) + 10px);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    display: none;
    flex-direction: column;
    background: transparent;
    z-index: 10;
    padding: 6px 10px 12px;
    gap: 7px;
}

.chats-list-container.active {
    display: flex;
}

.chats-list-container::-webkit-scrollbar { width: 0; }

.chats-list-header {
    padding: 4px 6px 6px;
    font-size: 11px;
    font-weight: 700;
    color: var(--text-tertiary);
    letter-spacing: 0.8px;
    text-transform: uppercase;
    flex-shrink: 0;
}

/* === Apple Liquid Glass Chat Cards === */
.chat-list-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 14px;
    cursor: pointer;
    position: relative;
    flex-shrink: 0;
    border-radius: 20px;
    /* Liquid glass base */
    background: rgba(255, 255, 255, 0.055);
    backdrop-filter: blur(28px) saturate(160%);
    -webkit-backdrop-filter: blur(28px) saturate(160%);
    border: 1px solid rgba(255, 255, 255, 0.095);
    box-shadow:
        0 4px 20px rgba(0, 0, 0, 0.28),
        inset 0 1px 0 rgba(255, 255, 255, 0.10),
        inset 0 -1px 0 rgba(0, 0, 0, 0.08);
    transition: all 0.22s cubic-bezier(0.34, 1.2, 0.64, 1);
    overflow: hidden;
    animation: chatItemIn 0.3s cubic-bezier(0.34, 1.2, 0.64, 1) both;
}

/* Shimmer highlight at top of each card */
.chat-list-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 14px;
    right: 14px;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.14), transparent);
    pointer-events: none;
}

@keyframes chatItemIn {
    from { opacity: 0; transform: translateY(8px) scale(0.98); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

.chat-list-item:active {
    background: var(--chat-blue-soft);
    border-color: rgba(10, 132, 255, 0.24);
    transform: scale(0.985);
    box-shadow:
        0 2px 10px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.10),
        0 0 0 1px rgba(10, 132, 255, 0.15);
}

.chat-list-item:last-child {
    /* no border-bottom needed — cards are separate */
}

.chat-list-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: transparent;
    background-image: linear-gradient(135deg, var(--chat-blue), var(--chat-blue-deep));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
    color: #fff;
    flex-shrink: 0;
    overflow: hidden;
    background-size: cover;
    background-position: center;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.35);
    border: 1.5px solid rgba(255, 255, 255, 0.15);
}

.chat-list-info {
    flex: 1;
    min-width: 0;
}

.chat-list-name {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    letter-spacing: -0.2px;
}

.chat-list-meta {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 3px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.chat-list-chevron {
    color: var(--text-tertiary);
    font-size: 12px;
    flex-shrink: 0;
    transition: color 0.18s, transform 0.18s;
}

.chat-list-item:active .chat-list-chevron {
    color: var(--chat-blue);
    transform: translateX(2px);
}

.chat-list-item:active .chat-item-arrow {
    color: var(--chat-blue);
    transform: translateX(2px);
}

.chat-list-item.active-chat {
    background: var(--chat-blue-soft);
    border-color: rgba(10, 132, 255, 0.28);
    box-shadow: 0 4px 18px rgba(10, 132, 255, 0.14), inset 0 1px 0 rgba(255,255,255,0.10);
}

.chat-list-item.active-chat .chat-list-name {
    color: var(--chat-blue);
}

.chat-list-item.active-chat .chat-item-name {
    color: var(--chat-blue);
}

/* Empty state */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex: 1;
    gap: 14px;
    padding: 48px 24px;
    text-align: center;
}

.empty-state-icon {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: var(--chat-blue-soft);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    color: var(--chat-blue);
}

.empty-state h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.empty-state p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
    max-width: 260px;
}

/* =========================
   Messages — Date Separator
   ========================= */
.date-separator {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 18px 0 10px;
    pointer-events: none;
    position: relative;
}

.date-separator::before {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    top: 50%;
    height: 1px;
    background: linear-gradient(
        90deg,
        transparent 0%,
        var(--border) 20%,
        var(--border) 80%,
        transparent 100%
    );
    z-index: 0;
}

.date-separator span {
    position: relative;
    z-index: 1;
    font-size: 11px;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.6px;
    white-space: nowrap;
    flex-shrink: 0;
    background: var(--date-sep-bg, rgba(18, 18, 24, 0.92));
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 5px 14px;
    border-radius: 20px;
    border: 1px solid var(--border-strong);
    text-transform: none;
    box-shadow: 0 2px 12px rgba(0,0,0,0.25);
}

/* =========================
   Messages — Row & Bubbles
   ========================= */

/* message-row wraps a bubble and positions it */
.message-row {
    display: flex;
    margin-bottom: 2px;
    padding: 0 14px;
    animation: msgIn 0.22s cubic-bezier(0.34, 1.2, 0.64, 1);
}

@keyframes msgIn {
    from { opacity: 0; transform: translateY(10px) scale(0.97); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

/* sent = outgoing (my messages, right side) */
.message-row.sent {
    justify-content: flex-end;
}

/* received = incoming (from other person, left side) */
.message-row.received {
    justify-content: flex-start;
}

.message-row.sticker-only-row {
    background: none;
}

/* Extra margin for first message after date or after switching sender */
.message-row + .date-separator {
    margin-top: 8px;
}

/* When sender changes — add bigger gap between groups */
.message-row.sent + .message-row.received,
.message-row.received + .message-row.sent {
    margin-top: 7px;
}

/* === BUBBLE BASE === */
.message-bubble {
    padding: 7px 11px;
    border-radius: 18px;
    font-size: 13px;
    line-height: 1.35;
    word-break: break-word;
    position: relative;
    max-width: 72%;
    width: fit-content;
    min-width: 48px;
    transition: opacity 0.15s;
}

.message-bubble.has-media-group {
    max-width: 88%;
}

/* === SENT (outgoing) — vibrant gradient + glow === */
.message-row.sent .message-bubble {
    background: linear-gradient(180deg, var(--message-out-from) 0%, var(--message-out-to) 100%);
    color: #fff;
    border-radius: 18px 18px 5px 18px;
    box-shadow: 0 1px 4px rgba(0,0,0,0.22);
    text-shadow: none;
    margin-right: 10px;
}

/* Tail for sent messages */
.message-row.sent .message-bubble::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: -4px;
    width: 8px;
    height: 12px;
    background: var(--message-out-to);
    clip-path: polygon(0 0, 0 100%, 100% 100%);
    border-radius: 0 0 3px 0;
}

/* === RECEIVED (incoming) — frosted glass === */
.message-row.received .message-bubble {
    background: var(--message-in);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    border: 1px solid var(--message-in-border);
    color: var(--text-primary);
    border-radius: 18px 18px 18px 5px;
    box-shadow: 0 1px 4px rgba(0,0,0,0.18);
    margin-left: 10px;
}

/* Tail for received messages */
.message-row.received .message-bubble::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: -4px;
    width: 8px;
    height: 12px;
    background: var(--message-in-tail);
    clip-path: polygon(100% 0, 0 100%, 100% 100%);
    border-radius: 0 0 0 3px;
}

/* === Deleted bubble === */
.message-bubble.is-deleted,
.message-row.sent .message-bubble.is-deleted,
.message-row.received .message-bubble.is-deleted {
    opacity: 0.5;
    text-decoration: line-through;
    font-style: italic;
}

/* === Sticker bubble — no background === */
.message-bubble.sticker-only-bubble {
    background: none !important;
    border: none !important;
    box-shadow: none !important;
    padding: 0;
    backdrop-filter: none !important;
}

.message-bubble.sticker-only-bubble::before,
.message-bubble.sticker-only-bubble::after {
    display: none !important;
}

/* === Outgoing compat aliases === */
.message-bubble.outgoing {
    background: linear-gradient(180deg, var(--message-out-from) 0%, var(--message-out-to) 100%);
    color: #fff;
    border-radius: 18px 18px 5px 18px;
    box-shadow: 0 1px 4px rgba(0,0,0,0.22);
}

.message-bubble.incoming {
    background: var(--message-in);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    border: 1px solid var(--message-in-border);
    color: var(--text-primary);
    border-radius: 18px 18px 18px 5px;
    box-shadow: 0 1px 4px rgba(0,0,0,0.18);
}

/* === Message text === */
.message-text {
    white-space: pre-wrap;
    word-break: break-word;
    font-size: 13px;
    line-height: 1.35;
}

.message-text .highlight {
    background: rgba(10, 132, 255, 0.22);
    color: inherit;
    border-radius: 3px;
    padding: 0 2px;
}

/* === Message meta (time + read icons) === */
.message-meta {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 3px;
    font-size: 10px;
    margin-top: 3px;
    color: rgba(255,255,255,0.56);
    letter-spacing: 0.1px;
    user-select: none;
}

.message-row.received .message-meta {
    color: rgba(241, 241, 243, 0.42);
    justify-content: flex-start;
}

.status-icon {
    display: inline-flex;
    align-items: center;
}

.status-icon .icon-svg-sm {
    width: 12px;
    height: 12px;
}

/* === Reply preview inside bubble === */
.reply-preview {
    border-left: 2px solid rgba(255,255,255,0.62);
    padding: 4px 7px;
    margin-bottom: 5px;
    border-radius: 0 7px 7px 0;
    background: rgba(255,255,255,0.13);
    font-size: 11.5px;
    cursor: pointer;
    transition: background 0.15s;
}

.reply-preview:active { background: rgba(255,255,255,0.18); }

.message-row.received .reply-preview {
    border-left-color: var(--chat-blue);
    background: rgba(10, 132, 255, 0.12);
}

.reply-preview-name {
    font-weight: 700;
    color: rgba(255,255,255,0.9);
    margin-bottom: 2px;
    font-size: 11px;
    letter-spacing: -0.1px;
}

.message-row.received .reply-preview-name {
    color: var(--chat-blue);
}

.reply-preview-text {
    color: rgba(255,255,255,0.65);
    font-size: 11.5px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.message-row.received .reply-preview-text {
    color: var(--text-secondary);
}

/* === Reply quote (old alias) === */
.reply-quote {
    border-left: 2px solid var(--chat-blue);
    padding: 4px 7px;
    margin-bottom: 5px;
    border-radius: 0 7px 7px 0;
    background: rgba(10, 132, 255, 0.12);
    font-size: 11.5px;
    color: var(--text-secondary);
    cursor: pointer;
}

.reply-quote-author {
    font-weight: 700;
    color: var(--chat-blue);
    margin-bottom: 2px;
}

/* === Message time (old alias) === */
.message-time {
    font-size: 10px;
    color: var(--text-tertiary);
    margin-top: 3px;
    padding: 0 1px;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 4px;
    user-select: none;
}

/* === Tags === */
.deleted-tag, .edited-tag {
    font-size: 9.5px;
    font-weight: 600;
    padding: 1px 6px;
    border-radius: 7px;
    letter-spacing: 0.1px;
}

.deleted-tag {
    background: rgba(239,68,68,0.18);
    color: #f87171;
    border: 1px solid rgba(239,68,68,0.2);
}

.edited-tag {
    background: rgba(10,132,255,0.14);
    color: var(--chat-blue);
    border: 1px solid rgba(10,132,255,0.22);
}

/* === Media in bubble === */
.message-media {
    max-width: 100%;
    border-radius: 10px;
    overflow: hidden;
    cursor: pointer;
    margin-bottom: 4px;
    position: relative;
    box-shadow: 0 1px 8px rgba(0,0,0,0.24);
}

.message-media img, .message-media video {
    display: block;
    max-width: 250px;
    max-height: 280px;
    width: 100%;
    object-fit: cover;
    transition: filter 0.2s;
}

.message-media:active img,
.message-media:active video {
    filter: brightness(0.85);
}

.play-icon {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0.32);
    color: #fff;
    transition: background 0.2s;
}

.play-icon:hover { background: rgba(0,0,0,0.45); }


/* =========================
   Scroll Button
   ========================= */
.scroll-btn {
    position: fixed;
    bottom: calc(var(--nav-height) + 20px);
    right: 20px;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--surface-3);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-strong);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 80;
    opacity: 0;
    transform: translateY(10px) scale(0.9);
    pointer-events: none;
    transition: all 0.25s ease;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

.scroll-btn.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

.scroll-btn .icon-svg {
    width: 18px;
    height: 18px;
}

/* =========================
   Bottom Navigation
   ========================= */
.bottom-nav {
    position: fixed;
    bottom: 10px;
    left: 10px;
    right: 10px;
    height: calc(var(--nav-height) - 10px);
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: space-around;
    padding: 0 6px env(safe-area-inset-bottom, 4px);
    /* Liquid glass */
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: 26px;
    box-shadow: var(--glass-shadow), inset 0 1px 0 rgba(255,255,255,0.07);
    overflow: hidden;
}

/* Shimmer line at top of bottom nav */
.bottom-nav::before {
    content: '';
    position: absolute;
    top: 0;
    left: 20px;
    right: 20px;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
    pointer-events: none;
}

.nav-btn {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px 4px 10px;
    position: relative;
    transition: all 0.25s cubic-bezier(0.34, 1.2, 0.64, 1);
    max-width: 90px;
    border-radius: 20px;
}

.nav-btn-icon {
    width: 38px;
    height: 38px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 17px;
    color: var(--nav-icon-inactive, rgba(255,255,255,0.28));
    transition: all 0.25s cubic-bezier(0.34, 1.2, 0.64, 1);
    background: transparent;
    /* Glass outline for inactive */
    border: 1.5px solid transparent;
    position: relative;
}

.nav-btn-label {
    font-size: 10px;
    font-weight: 500;
    color: var(--nav-label-inactive, rgba(255,255,255,0.28));
    transition: all 0.2s ease;
    letter-spacing: 0.3px;
}

.nav-btn-indicator {
    display: none;
}

/* Active: glowing pill icon + label lights up */
.nav-btn.active .nav-btn-icon {
    background: linear-gradient(145deg, var(--accent), var(--accent-2));
    color: #fff;
    border-color: rgba(255,255,255,0.2);
    box-shadow:
        0 4px 18px var(--accent-glow),
        0 0 0 1px rgba(10,132,255,0.3),
        inset 0 1px 0 rgba(255,255,255,0.25);
    transform: translateY(-3px) scale(1.08);
}

.nav-btn.active .nav-btn-label {
    color: var(--accent);
    font-weight: 700;
    letter-spacing: 0.1px;
}

/* Hover: subtle glass outline appears */
.nav-btn:not(.active):active .nav-btn-icon {
    background: var(--surface-2);
    border-color: var(--border);
    color: var(--text-secondary);
    transform: scale(0.95);
}

.nav-avatar-wrapper {
    border-radius: 50% !important;
    width: 38px;
    height: 38px;
    overflow: hidden;
    background-size: cover !important;
    background-position: center !important;
    font-size: 16px;
    font-weight: 700;
}

/* =========================
   Settings & Stats Panels
   ========================= */
.settings-container,
.stats-container {
    position: absolute;
    inset: 0;
    top: calc(var(--header-height) + 26px);
    bottom: calc(var(--nav-height) + 10px);
    overflow-y: auto;
    overflow-x: hidden;
    display: none;
    flex-direction: column;
    background: transparent;
    z-index: 10;
    -webkit-overflow-scrolling: touch;
}

.settings-container::-webkit-scrollbar,
.stats-container::-webkit-scrollbar { width: 0; }

.settings-container.active,
.stats-container.active {
    display: flex;
}

.settings-content {
    padding: 16px 14px calc(var(--nav-height) + 20px);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

/* Panel Header */
.panel-header {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 2px 8px;
    margin-bottom: 8px;
}

.panel-header-icon {
    width: 44px;
    height: 44px;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 19px;
    color: #fff;
    flex-shrink: 0;
    box-shadow: 0 4px 16px var(--accent-glow);
}

.panel-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.4px;
    line-height: 1.1;
}

.panel-subtitle {
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 2px;
}

.panel-back-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    background: var(--surface-2);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 15px;
    flex-shrink: 0;
    transition: all 0.18s;
}

.panel-back-btn:active {
    background: var(--accent-soft);
    color: var(--accent);
}

/* =========================
   Settings Groups
   ========================= */
.settings-group {
    display: flex;
    flex-direction: column;
    gap: 0;
    margin-bottom: 4px;
}

.settings-group-label {
    font-size: 11px;
    font-weight: 700;
    color: var(--text-tertiary);
    letter-spacing: 0.8px;
    text-transform: uppercase;
    padding: 0 4px 8px;
}

.settings-group-body {
    background: var(--surface-1);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.setting-row {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 13px 14px;
    min-height: 62px;
    transition: background 0.15s;
}

.setting-row.clickable {
    cursor: pointer;
}

.setting-row.clickable:active {
    background: var(--surface-2);
}

.setting-row-divider {
    height: 1px;
    background: var(--border);
    margin: 0 14px;
}

.setting-row-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    color: #fff;
    flex-shrink: 0;
}

.setting-row-text {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.setting-row-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: -0.1px;
}

.setting-row-desc {
    font-size: 12px;
    color: var(--text-secondary);
    line-height: 1.4;
}

.setting-row-arrow {
    color: var(--text-tertiary);
    font-size: 13px;
    flex-shrink: 0;
}

/* =========================
   iOS Toggle
   ========================= */
.ios-toggle {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 30px;
    flex-shrink: 0;
    cursor: pointer;
}

.ios-toggle input {
    opacity: 0;
    width: 0;
    height: 0;
    position: absolute;
}

.ios-toggle-slider {
    position: absolute;
    inset: 0;
    background: rgba(255,255,255,0.12);
    border-radius: 15px;
    transition: all 0.25s ease;
    border: 1px solid var(--border);
}

.ios-toggle-slider::before {
    content: '';
    position: absolute;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: #fff;
    top: 2px;
    left: 2px;
    transition: all 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
    box-shadow: 0 2px 6px rgba(0,0,0,0.4);
}

.ios-toggle input:checked + .ios-toggle-slider {
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    border-color: transparent;
    box-shadow: 0 0 0 3px var(--accent-soft);
}

.ios-toggle input:checked + .ios-toggle-slider::before {
    transform: translateX(20px);
}

/* =========================
   Tri-state Toggle
   ========================= */
.tri-state-row {
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    min-height: 56px;
}

.tri-state-toggle {
    display: flex;
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid var(--border);
    background: var(--surface-1);
    flex-shrink: 0;
    margin-left: auto;
}

.tri-btn {
    padding: 7px 12px;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    background: transparent;
    border: none;
    cursor: pointer;
    transition: all 0.18s;
    white-space: nowrap;
    font-family: 'Inter', sans-serif;
    letter-spacing: 0.1px;
}

.tri-btn.active {
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    color: #fff;
    box-shadow: 0 2px 8px var(--accent-glow);
}

.chat-settings-hint {
    font-size: 12px;
    color: var(--text-secondary);
    padding: 10px 14px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 6px;
    line-height: 1.4;
}

.chat-settings-hint i {
    color: var(--accent);
    flex-shrink: 0;
}

.setting-row.custom-name-row {
    align-items: flex-start;
}

.custom-name-editor {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 8px;
    width: 100%;
}

.custom-name-input {
    flex: 1;
    min-width: 0;
    height: 38px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--surface-2);
    color: var(--text-primary);
    font: 500 14px 'Inter', sans-serif;
    padding: 0 12px;
    outline: none;
    transition: border-color 0.18s, box-shadow 0.18s, background 0.18s;
}

.custom-name-input:focus {
    border-color: var(--accent);
    background: var(--surface-3);
    box-shadow: 0 0 0 3px var(--accent-soft);
}

.custom-name-input::placeholder {
    color: var(--text-tertiary);
}

.custom-name-action {
    width: 38px;
    height: 38px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--surface-2);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    cursor: pointer;
    transition: all 0.18s;
}

.custom-name-action.save {
    color: var(--accent);
}

.custom-name-action:active {
    transform: scale(0.94);
    background: var(--accent-soft);
    border-color: rgba(10, 132, 255, 0.35);
}

.custom-name-action:disabled {
    cursor: not-allowed;
    opacity: 0.45;
    transform: none;
}

/* =========================
   Theme Selector
   ========================= */
.theme-selector-container {
    padding: 8px 10px;
}

.theme-selector {
    display: flex;
    border-radius: var(--radius-sm);
    background: var(--surface-2);
    border: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}

.theme-option {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 10px 4px;
    background: none;
    border: none;
    color: var(--text-tertiary);
    font-size: 11px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
    z-index: 1;
    font-family: 'Inter', sans-serif;
}

.theme-option i {
    font-size: 14px;
}

.theme-option.active {
    color: #fff;
}

.theme-slider {
    position: absolute;
    top: 3px;
    bottom: 3px;
    width: calc(33.333% - 6px);
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    border-radius: 8px;
    transition: left 0.25s cubic-bezier(0.34, 1.2, 0.64, 1);
    left: 3px;
    box-shadow: 0 2px 10px var(--accent-glow);
}

/* =========================
   Profile / Stats
   ========================= */
.profile-hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 28px 20px 20px;
    text-align: center;
    gap: 10px;
}

.profile-avatar-ring {
    padding: 3px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--accent-2), var(--accent-3));
    box-shadow: 0 6px 24px var(--accent-glow);
}

.stat-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--bg-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: var(--text-secondary);
    overflow: hidden;
    background-size: cover;
    background-position: center;
    font-weight: 700;
}

.profile-name {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.profile-badge {
    font-size: 12px;
    font-weight: 600;
    color: var(--accent);
    background: var(--accent-soft);
    padding: 4px 14px;
    border-radius: 20px;
    border: 1px solid rgba(10,132,255,0.3);
    letter-spacing: 0.3px;
}

.profile-actions {
    padding: 0 12px 10px;
}

.profile-action-btn {
    width: 100%;
    min-height: 64px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--surface-1);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px;
    cursor: pointer;
    text-align: left;
    transition: all 0.18s;
}

.profile-action-btn:active {
    background: var(--surface-2);
    transform: scale(0.98);
}

.profile-action-icon {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
    box-shadow: 0 4px 16px var(--accent-glow);
}

.profile-action-text {
    min-width: 0;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.profile-action-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

.profile-action-desc {
    font-size: 12px;
    line-height: 1.25;
    color: var(--text-secondary);
}

.profile-action-arrow {
    color: var(--text-muted);
    font-size: 13px;
    flex-shrink: 0;
}

/* Stats compact 2-column grid */
.stats-compact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    padding: 0 12px 100px;
}

.stat-compact-card {
    background: var(--surface-1);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.18s;
    min-width: 0;
    overflow: hidden;
}

.stat-compact-card:active {
    background: var(--surface-2);
    transform: scale(0.98);
}

.stat-compact-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    color: #fff;
    flex-shrink: 0;
}

.stat-compact-info {
    min-width: 0;
    flex: 1;
    overflow: hidden;
}

.stat-compact-value {
    font-size: 19px;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.5px;
    line-height: 1;
}

.stat-compact-label {
    font-size: 10px;
    color: var(--text-secondary);
    margin-top: 3px;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* =========================
   Media Modal
   ========================= */
.modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 1000;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.modal.open { display: flex; }
.modal.show { display: flex; }

.modal-header {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 16px;
    z-index: 10;
}

.modal-media-counter {
    background: rgba(0,0,0,0.55);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 20px;
    padding: 5px 14px;
    font-size: 13px;
    font-weight: 600;
    color: rgba(255,255,255,0.9);
    letter-spacing: 0.3px;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.close-btn, .open-in-bot-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    border: none;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background 0.18s;
}

.close-btn:active, .open-in-bot-btn:active {
    background: rgba(255,255,255,0.2);
}

.close-btn .icon-svg {
    width: 18px;
    height: 18px;
}

/* Modal media wrapper with nav buttons */
.modal-media-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    flex: 1;
    padding: 60px 0 60px;
}

.modal-content {
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
    border-radius: var(--radius-md);
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.modal-content.switching {
    opacity: 0;
    transform: scale(0.96);
}

/* Navigation arrows inside modal */
.modal-nav-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: none;
    background: rgba(255,255,255,0.12);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: all 0.18s ease;
    border: 1px solid rgba(255,255,255,0.18);
    box-shadow: 0 4px 16px rgba(0,0,0,0.3);
}

.modal-nav-btn:active {
    background: rgba(255,255,255,0.22);
    transform: translateY(-50%) scale(0.92);
}

.modal-nav-btn svg {
    width: 20px;
    height: 20px;
    pointer-events: none;
}

.modal-nav-prev {
    left: 12px;
}

.modal-nav-next {
    right: 12px;
}

/* Dots indicator at the bottom of modal */
.modal-dots {
    position: absolute;
    bottom: 18px;
    left: 0;
    right: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    z-index: 10;
}

.modal-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: rgba(255,255,255,0.3);
    transition: all 0.2s ease;
    cursor: pointer;
}

.modal-dot.active {
    background: #fff;
    transform: scale(1.25);
}

/* =========================
   Media Group Collage (in chat bubbles)
   ========================= */
.media-group-grid {
    --media-gap: 2px;
    position: relative;
    display: grid;
    gap: var(--media-gap);
    width: min(300px, 70vw);
    max-width: 100%;
    margin-bottom: 4px;
    border-radius: 10px;
    overflow: hidden;
    background: rgba(0,0,0,0.38);
    box-shadow: 0 1px 8px rgba(0,0,0,0.24);
}

.media-group-tile {
    position: relative;
    min-width: 0;
    min-height: 0;
    overflow: hidden;
    cursor: pointer;
    background: rgba(255,255,255,0.06);
}

.media-group-tile img,
.media-group-tile video {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: filter 0.2s;
}

.media-group-tile:active img,
.media-group-tile:active video {
    filter: brightness(0.85);
}

.media-group-grid-2 {
    grid-template-columns: repeat(2, 1fr);
    aspect-ratio: 16 / 9;
}

.media-group-grid-3 {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(2, 1fr);
    aspect-ratio: 4 / 5;
}

.media-group-grid-3 .media-group-tile:nth-child(1) {
    grid-row: 1 / 3;
}

.media-group-grid-4 {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(3, 1fr);
    aspect-ratio: 4 / 5;
}

.media-group-grid-4 .media-group-tile:nth-child(1) {
    grid-row: 1 / 4;
}

.media-group-grid-5 {
    grid-template-columns: repeat(6, 1fr);
    grid-template-rows: repeat(2, 1fr);
    aspect-ratio: 1 / 1;
}

.media-group-grid-5 .media-group-tile:nth-child(1) { grid-column: 1 / 4; }
.media-group-grid-5 .media-group-tile:nth-child(2) { grid-column: 4 / 7; }
.media-group-grid-5 .media-group-tile:nth-child(3) { grid-column: 1 / 3; }
.media-group-grid-5 .media-group-tile:nth-child(4) { grid-column: 3 / 5; }
.media-group-grid-5 .media-group-tile:nth-child(5) { grid-column: 5 / 7; }

.media-group-grid-6 {
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(2, 1fr);
    aspect-ratio: 1 / 1;
}

.media-group-grid-7 {
    grid-template-columns: repeat(6, 1fr);
    grid-template-rows: repeat(3, 1fr);
    aspect-ratio: 4 / 5;
}

.media-group-grid-7 .media-group-tile:nth-child(1),
.media-group-grid-7 .media-group-tile:nth-child(3) { grid-column: span 3; }
.media-group-grid-7 .media-group-tile:nth-child(2),
.media-group-grid-7 .media-group-tile:nth-child(4) { grid-column: span 3; }
.media-group-grid-7 .media-group-tile:nth-child(n+5) { grid-column: span 2; }

.media-group-grid-8 {
    grid-template-columns: repeat(6, 1fr);
    grid-template-rows: repeat(3, 1fr);
    aspect-ratio: 4 / 5;
}

.media-group-grid-8 .media-group-tile:nth-child(1),
.media-group-grid-8 .media-group-tile:nth-child(2) { grid-column: span 3; }
.media-group-grid-8 .media-group-tile:nth-child(n+3) { grid-column: span 2; }

.media-group-grid-9 {
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(3, 1fr);
    aspect-ratio: 1 / 1;
}

.media-group-grid-10 {
    grid-template-columns: repeat(12, 1fr);
    grid-template-rows: repeat(3, 1fr);
    aspect-ratio: 4 / 5;
}

.media-group-grid-10 .media-group-tile:nth-child(1),
.media-group-grid-10 .media-group-tile:nth-child(2),
.media-group-grid-10 .media-group-tile:nth-child(3),
.media-group-grid-10 .media-group-tile:nth-child(8),
.media-group-grid-10 .media-group-tile:nth-child(9),
.media-group-grid-10 .media-group-tile:nth-child(10) {
    grid-column: span 4;
}

.media-group-grid-10 .media-group-tile:nth-child(n+4):nth-child(-n+7) {
    grid-column: span 3;
}

.media-group-play-icon {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0.32);
    color: #fff;
    pointer-events: none;
}

.media-group-extra {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0.58);
    color: #fff;
    font-size: 28px;
    font-weight: 700;
    pointer-events: none;
}


/* =========================
   Info Modal (bottom sheet)
   ========================= */
.info-modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.45);
    backdrop-filter: blur(14px) saturate(140%);
    -webkit-backdrop-filter: blur(14px) saturate(140%);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.info-modal-overlay.open { display: flex; }
/* Support both .open and .active for backward compatibility */
.info-modal-overlay.active { display: flex; }

/* New glass container */
.info-modal-glass-container {
    position: relative;
    background: rgba(28, 28, 40, 0.82);
    backdrop-filter: blur(40px) saturate(180%);
    -webkit-backdrop-filter: blur(40px) saturate(180%);
    border: 1px solid rgba(255,255,255,0.13);
    border-radius: 28px;
    width: 100%;
    max-width: 380px;
    overflow: hidden;
    box-shadow:
        0 30px 80px rgba(0,0,0,0.55),
        0 8px 32px rgba(0,0,0,0.35),
        inset 0 1px 0 rgba(255,255,255,0.12),
        inset 0 -1px 0 rgba(0,0,0,0.15);
    animation: infoModalIn 0.38s cubic-bezier(0.34, 1.3, 0.64, 1);
}

@keyframes infoModalIn {
    from { opacity: 0; transform: scale(0.88) translateY(20px); }
    to   { opacity: 1; transform: scale(1) translateY(0); }
}

/* Shimmer line at top */
.info-modal-shimmer {
    position: absolute;
    top: 0;
    left: 24px;
    right: 24px;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.22), transparent);
    pointer-events: none;
}

/* Legacy container - keep for compat */
.info-modal-container {
    background: var(--modal-bg, #1a1a20);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    width: 100%;
    max-width: 480px;
    padding: 8px 0 0;
    box-shadow: 0 -20px 60px rgba(0,0,0,0.5);
    animation: slideUp 0.3s cubic-bezier(0.34, 1.2, 0.64, 1);
}

@keyframes slideUp {
    from { transform: translateY(100%); }
    to   { transform: translateY(0); }
}

.info-modal-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 20px 20px 14px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.info-modal-icon {
    width: 42px;
    height: 42px;
    border-radius: 13px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 17px;
    color: #fff;
    flex-shrink: 0;
    box-shadow: 0 4px 14px var(--accent-glow);
}

.info-modal-header h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    flex: 1;
    letter-spacing: -0.2px;
}

/* New glass close button */
.info-modal-close-glass {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.10);
    color: rgba(255,255,255,0.55);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.18s ease;
    flex-shrink: 0;
}

.info-modal-close-glass svg {
    width: 14px;
    height: 14px;
}

.info-modal-close-glass:hover {
    background: rgba(239,68,68,0.18);
    color: #f87171;
    border-color: rgba(239,68,68,0.25);
    transform: rotate(90deg);
}

.info-modal-close-glass:active {
    transform: scale(0.9) rotate(90deg);
}

/* Legacy close (still works if referenced) */
.info-modal-close {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: var(--surface-2);
    border: none;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.info-modal-close svg {
    width: 14px;
    height: 14px;
}

.info-modal-body {
    padding: 18px 22px;
    font-size: 14.5px;
    color: var(--text-secondary);
    line-height: 1.7;
    max-height: 50vh;
    overflow-y: auto;
    white-space: pre-line;
}

.info-modal-body::-webkit-scrollbar { width: 0; }

.info-modal-footer {
    padding: 14px 20px 20px;
    border-top: 1px solid rgba(255,255,255,0.07);
}

/* New glass OK button */
.info-modal-btn-glass {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    color: #fff;
    border: none;
    border-radius: 16px;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    font-family: 'Inter', sans-serif;
    letter-spacing: -0.1px;
    transition: all 0.22s cubic-bezier(0.34, 1.2, 0.64, 1);
    box-shadow: 0 4px 20px var(--accent-glow), inset 0 1px 0 rgba(255,255,255,0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.info-modal-btn-glass:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 24px var(--accent-glow);
}

.info-modal-btn-glass:active {
    opacity: 0.88;
    transform: scale(0.98);
}

/* Legacy OK button */
.info-modal-btn {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    color: #fff;
    border: none;
    border-radius: var(--radius-md);
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    font-family: 'Inter', sans-serif;
    letter-spacing: -0.1px;
    transition: opacity 0.18s;
    box-shadow: 0 4px 16px var(--accent-glow);
}

.info-modal-btn:active { opacity: 0.85; }

/* =========================
   Info Button (Question mark)
   ========================= */
.info-btn {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    flex-shrink: 0;
    cursor: pointer;
    border: none;
    background: none;
    position: relative;
    transition: transform 0.18s cubic-bezier(0.34, 1.4, 0.64, 1);
    /* Draw ? circle via pseudo */
}

.info-btn::before {
    content: '?';
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 800;
    font-family: 'Inter', sans-serif;
    letter-spacing: -0.5px;
    color: rgba(10, 132, 255, 0.85);
    background: rgba(10, 132, 255, 0.12);
    border: 1.5px solid rgba(10, 132, 255, 0.28);
    border-radius: 50%;
    transition: all 0.18s ease;
    line-height: 1;
    padding-top: 1px;
}

.info-btn:hover::before,
.info-btn:focus::before {
    background: rgba(10, 132, 255, 0.22);
    border-color: rgba(10, 132, 255, 0.55);
    color: var(--accent);
    box-shadow: 0 0 0 3px rgba(10, 132, 255, 0.15);
}

.info-btn:active {
    transform: scale(0.88);
}

/* Ensure setting-row has proper alignment with info-btn + toggle */
.setting-row {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 13px 14px;
    min-height: 62px;
    transition: background 0.15s;
}

/* =========================
   Search bar
   ========================= */
.search-bar-container {
    padding: 8px 14px;
    background: rgba(13,13,15,0.9);
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.search-bar {
    width: 100%;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 10px 14px;
    color: var(--text-primary);
    font-size: 14px;
    font-family: 'Inter', sans-serif;
    outline: none;
    transition: border-color 0.18s;
}

.search-bar:focus {
    border-color: var(--chat-blue);
    box-shadow: 0 0 0 3px var(--chat-blue-soft);
}

.search-bar::placeholder { color: var(--text-tertiary); }

/* =========================
   Light mode
   ========================= */
body.light-mode {
    --bg-color: #f5f5f7;
    --text-primary: #0d0d0f;
    --text-secondary: rgba(13, 13, 15, 0.55);
    --text-tertiary: rgba(13, 13, 15, 0.35);
    --surface-1: rgba(0, 0, 0, 0.04);
    --surface-2: rgba(0, 0, 0, 0.07);
    --surface-3: rgba(0, 0, 0, 0.11);
    --border: rgba(0, 0, 0, 0.08);
    --border-strong: rgba(0, 0, 0, 0.14);
    --message-in: #e9e9eb;
    --message-in-border: rgba(0, 0, 0, 0.04);
    --message-in-tail: #e9e9eb;
    --chat-blue-soft: rgba(10, 132, 255, 0.10);
    --chat-blue-glow: rgba(10, 132, 255, 0.18);
    --glass-bg: rgba(235, 235, 245, 0.72);
    --glass-border: rgba(0, 0, 0, 0.07);
    --glass-shadow: 0 8px 32px rgba(0,0,0,0.10), 0 2px 8px rgba(0,0,0,0.06);
    /* Nav inactive colors in light mode */
    --nav-icon-inactive: rgba(0, 0, 0, 0.3);
    --nav-label-inactive: rgba(0, 0, 0, 0.3);
    /* Context menu, toast, search container */
    --context-menu-bg: rgba(248, 248, 252, 0.98);
    --toast-bg: rgba(248, 248, 255, 0.96);
    --search-container-bg: rgba(245, 245, 250, 0.92);
    /* Date separator */
    --date-sep-bg: rgba(245, 245, 247, 0.94);
    /* Date indicator (ВЧЕРА/СЕГОДНЯ pill shown while scrolling) */
    --date-indicator-bg: rgba(240, 240, 248, 0.92);
    /* Modal */
    --modal-bg: #ffffff;
}

body.light-mode .chat-header,
body.light-mode .bottom-nav {
    background: rgba(240, 240, 248, 0.72);
    border-color: rgba(0, 0, 0, 0.08);
    box-shadow: 0 4px 24px rgba(0,0,0,0.08), inset 0 1px 0 rgba(255,255,255,0.9);
}

body.light-mode .chat-list-item {
    background: rgba(255, 255, 255, 0.82);
    border-color: rgba(0, 0, 0, 0.07);
    box-shadow:
        0 2px 12px rgba(0, 0, 0, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.95);
}

body.light-mode .chat-list-item:active {
    background: var(--chat-blue-soft);
    border-color: rgba(10, 132, 255, 0.18);
}

/* Light: glass info modal */
body.light-mode .info-modal-glass-container {
    background: rgba(255, 255, 255, 0.88);
    border-color: rgba(0, 0, 0, 0.08);
    box-shadow:
        0 30px 80px rgba(0,0,0,0.18),
        0 8px 32px rgba(0,0,0,0.12),
        inset 0 1px 0 rgba(255,255,255,0.95);
}

body.light-mode .info-modal-shimmer {
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.9), transparent);
}

body.light-mode .info-modal-header {
    border-bottom-color: rgba(0, 0, 0, 0.08);
}

body.light-mode .info-modal-footer {
    border-top-color: rgba(0, 0, 0, 0.08);
}

body.light-mode .info-modal-close-glass {
    background: rgba(0, 0, 0, 0.06);
    border-color: rgba(0, 0, 0, 0.09);
    color: rgba(0, 0, 0, 0.4);
}

body.light-mode .info-modal-close-glass:hover {
    background: rgba(239, 68, 68, 0.1);
    color: #dc2626;
    border-color: rgba(239, 68, 68, 0.2);
}

body.light-mode .info-modal-container {
    background: #ffffff;
}

body.light-mode .glow-1 {
    background: radial-gradient(circle at center,
        rgba(99, 102, 241, 0.14) 0%,
        rgba(99, 102, 241, 0.05) 45%,
        transparent 70%);
}

body.light-mode .glow-2 {
    background: radial-gradient(circle at center,
        rgba(168, 85, 247, 0.12) 0%,
        rgba(168, 85, 247, 0.04) 45%,
        transparent 70%);
}

/* Light mode: incoming bubble */
body.light-mode .message-row.received .message-bubble {
    background: var(--message-in);
    border: 1px solid var(--message-in-border);
    color: #0d0d0f;
    box-shadow: 0 1px 3px rgba(0,0,0,0.10);
}

body.light-mode .message-row.received .message-bubble::before {
    background: var(--message-in-tail);
}

body.light-mode .message-row.received .message-meta {
    color: rgba(13, 13, 15, 0.42);
}

body.light-mode .date-separator span {
    background: rgba(245, 245, 247, 0.94);
    color: rgba(13, 13, 15, 0.5);
    border-color: rgba(0, 0, 0, 0.1);
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

/* Light: context menu */
body.light-mode .context-menu-content,
body.light-mode .context-menu-cancel {
    background: rgba(248, 248, 252, 0.98);
    border-color: rgba(0, 0, 0, 0.1);
}

body.light-mode .context-menu-item {
    color: var(--text-primary);
    border-bottom-color: rgba(0, 0, 0, 0.06);
}

/* Light: search container */
body.light-mode .search-container {
    background: rgba(245, 245, 250, 0.96);
    border-color: rgba(0, 0, 0, 0.08);
}

/* Light: toast */
body.light-mode .toast-notification {
    background: rgba(248, 248, 255, 0.97);
    border-color: rgba(0, 0, 0, 0.1);
    box-shadow: 0 8px 32px rgba(0,0,0,0.12);
}

/* Light: info button */
body.light-mode .info-btn::before {
    background: rgba(10, 132, 255, 0.10);
    border-color: rgba(10, 132, 255, 0.25);
}

/* =========================
   Voice / VideoNote / Sticker
   ========================= */
.voice-player {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 2px 0;
}

.voice-play-btn {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: rgba(255,255,255,0.15);
    border: none;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    flex-shrink: 0;
    font-size: 11px;
    transition: background 0.18s;
}

.voice-play-btn:active { background: rgba(255,255,255,0.25); }

.voice-waveform {
    flex: 1;
    height: 20px;
    background: rgba(255,255,255,0.15);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.voice-progress {
    height: 100%;
    background: rgba(255,255,255,0.4);
    border-radius: 4px;
    width: 0%;
    transition: width 0.1s linear;
}

.voice-duration {
    font-size: 10.5px;
    color: rgba(255,255,255,0.7);
    white-space: nowrap;
    flex-shrink: 0;
}

.sticker-media {
    max-width: 160px;
    max-height: 160px;
    cursor: default;
}

.sticker-media img, .sticker-media canvas {
    max-width: 160px;
    max-height: 160px;
}

.video-note-wrapper {
    position: relative;
    display: inline-block;
}

.video-note-wrapper video {
    border-radius: 50%;
    max-width: 180px;
    max-height: 180px;
    object-fit: cover;
    display: block;
}

/* =========================
   Misc
   ========================= */
.icon-svg {
    display: block;
    width: 24px;
    height: 24px;
}

/* =========================
   Search Container (JS-created)
   ========================= */
.search-container {
    position: fixed;
    top: calc(var(--header-height) + 26px);
    left: 10px;
    right: 10px;
    z-index: 150;
    display: none;
    flex-direction: column;
    background: var(--search-container-bg, rgba(14, 14, 20, 0.85));
    backdrop-filter: blur(32px) saturate(180%);
    -webkit-backdrop-filter: blur(32px) saturate(180%);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    max-height: 70vh;
    overflow: hidden;
    box-shadow: var(--glass-shadow);
}

.search-container.active {
    display: flex;
}

.search-header-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border-bottom: 1px solid var(--border);
}

.search-input-wrapper {
    flex: 1;
}

.search-input {
    width: 100%;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 9px 14px;
    color: var(--text-primary);
    font-size: 14px;
    font-family: 'Inter', sans-serif;
    outline: none;
    transition: border-color 0.18s;
}

.search-input:focus {
    border-color: var(--chat-blue);
    box-shadow: 0 0 0 3px var(--chat-blue-soft);
}

.search-input::placeholder {
    color: var(--text-tertiary);
}

.search-controls {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}

.search-status-text {
    font-size: 12px;
    color: var(--text-secondary);
    white-space: nowrap;
    min-width: 40px;
    text-align: center;
}

.search-nav-group {
    display: flex;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border);
}

.search-nav-btn {
    width: 30px;
    height: 30px;
    background: var(--surface-1);
    border: none;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.15s;
}

.search-nav-btn:not(:disabled):hover {
    background: var(--chat-blue-soft);
    color: var(--chat-blue);
}

.search-nav-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.search-close-btn {
    width: 30px;
    height: 30px;
    border-radius: 8px;
    background: var(--surface-2);
    border: none;
    color: var(--text-secondary);
    font-size: 13px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s;
}

.search-close-btn:hover {
    background: rgba(239, 68, 68, 0.15);
    color: #ef4444;
}

.icon-svg-sm {
    width: 14px;
    height: 14px;
    display: block;
}

/* Search Results Panel */
.search-results-panel {
    overflow-y: auto;
    max-height: 45vh;
    display: none;
}

.search-results-panel.has-results {
    display: block;
}

.search-results-panel::-webkit-scrollbar { width: 0; }

.search-result-item {
    padding: 10px 16px;
    cursor: pointer;
    border-bottom: 1px solid var(--border);
    transition: background 0.15s;
}

.search-result-item:hover,
.search-result-item.selected {
    background: var(--chat-blue-soft);
}

.result-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4px;
    font-size: 12px;
    font-weight: 600;
    color: var(--chat-blue);
}

.result-date {
    font-size: 11px;
    color: var(--text-tertiary);
    font-weight: 400;
}

.result-snippet {
    font-size: 13px;
    color: var(--text-secondary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.result-snippet .highlight {
    background: rgba(10, 132, 255, 0.20);
    color: var(--chat-blue);
    border-radius: 3px;
    padding: 0 2px;
}

.search-load-more {
    padding: 12px;
    text-align: center;
    font-size: 13px;
    color: var(--chat-blue);
    cursor: pointer;
    border-top: 1px solid var(--border);
}

/* Flash highlight for jump-to-message */
.message-bubble.flash-highlight {
    animation: flashMsg 1.8s ease-out;
    will-change: filter;
}

@keyframes flashMsg {
    0% {
        filter: brightness(1.24) saturate(1.12) drop-shadow(0 0 14px rgba(10, 132, 255, 0.46));
    }
    62% {
        filter: brightness(1.10) saturate(1.06) drop-shadow(0 0 9px rgba(10, 132, 255, 0.28));
    }
    100% {
        filter: brightness(1) saturate(1) drop-shadow(0 0 0 rgba(10, 132, 255, 0));
    }
}

/* =========================
   Message row wrapper (for scroll/id)
   NOTE: do NOT override to display:contents — flex is set above
   ========================= */

/* =========================
   Photo / document / contact messages
   ========================= */
.message-doc {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 2px 0;
}

.message-doc-icon {
    width: 32px;
    height: 32px;
    border-radius: 9px;
    background: rgba(255,255,255,0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    flex-shrink: 0;
}

.message-doc-info {
    flex: 1;
    min-width: 0;
}

.message-doc-name {
    font-size: 12.5px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.message-doc-size {
    font-size: 10.5px;
    opacity: 0.6;
    margin-top: 2px;
}

/* Poll */
.message-poll {
    padding: 2px 0;
}

.message-poll-q {
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 6px;
}

.message-poll-opt {
    font-size: 11.5px;
    color: var(--text-secondary);
    padding: 2px 0;
}

/* =========================
   Access denied / Error screen
   ========================= */
.access-denied-screen {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    gap: 16px;
    padding: 40px 24px;
    text-align: center;
}

.access-denied-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: rgba(239, 68, 68, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 34px;
    color: #ef4444;
}

.access-denied-screen h2 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
}

.access-denied-screen p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 280px;
}

/* =========================
   Legacy class name aliases
   (JS creates elements with old names)
   ========================= */
.chat-item-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    /* Fallback gradient when no photo */
    background-color: var(--chat-blue);
    background-image: linear-gradient(135deg, var(--chat-blue), var(--chat-blue-deep));
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
    color: #fff;
    flex-shrink: 0;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.35);
    border: 1.5px solid rgba(255, 255, 255, 0.15);
}


.chat-item-info {
    flex: 1;
    min-width: 0;
}

.chat-item-name {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    letter-spacing: -0.2px;
}

.chat-item-meta {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 3px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.chat-item-arrow {
    color: var(--text-tertiary);
    font-size: 12px;
    flex-shrink: 0;
    transition: color 0.18s, transform 0.18s;
}

.empty-chats-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex: 1;
    gap: 14px;
    padding: 60px 24px;
    text-align: center;
}

.empty-chats-icon {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: var(--chat-blue-soft);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    color: var(--chat-blue);
}

.empty-chats-state h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.empty-chats-state p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
    max-width: 260px;
}

/* =========================
   Context Menu (JS-created)
   ========================= */
.custom-context-menu {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 3000;
    align-items: flex-end;
    justify-content: center;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(6px);
}

.custom-context-menu.visible {
    display: flex;
}

.context-menu-wrapper {
    width: 100%;
    max-width: 480px;
    animation: slideUp 0.25s cubic-bezier(0.34,1.2,0.64,1);
}

.context-menu-content {
    background: var(--context-menu-bg, #1e1e26);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin: 0 12px 8px;
}

.context-menu-item {
    padding: 16px 20px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-primary);
    cursor: pointer;
    transition: background 0.15s;
    border-bottom: 1px solid var(--border);
}

.context-menu-item:last-child { border-bottom: none; }

.context-menu-item:active {
    background: var(--chat-blue-soft);
    color: var(--chat-blue);
}

.context-menu-cancel {
    margin: 0 12px 20px;
    background: var(--context-menu-bg, #1e1e26);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-lg);
    padding: 16px 20px;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    text-align: center;
    transition: background 0.15s;
}

.context-menu-cancel:active { background: var(--surface-3); }

/* =========================
   Toast Notification
   ========================= */
.toast-notification {
    position: fixed;
    bottom: calc(var(--nav-height) + 16px);
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    z-index: 4000;
    background: var(--toast-bg, rgba(30, 30, 38, 0.95));
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-strong);
    border-radius: 24px;
    padding: 10px 20px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s cubic-bezier(0.34,1.2,0.64,1);
    white-space: nowrap;
    box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}

.toast-notification.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
    pointer-events: auto;
}

.toast-icon { color: var(--chat-blue); }
.toast-icon.error { color: #ef4444; }

/* =========================
   Audio Player — Premium Design
   ========================= */
.audio-player {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 2px 0;
    min-width: 190px;
    max-width: 240px;
}

/* Big circular blue play button — like reference */
.audio-control-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(180deg, var(--message-out-from), var(--message-out-to));
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    flex-shrink: 0;
    color: #fff;
    transition: all 0.18s ease;
    box-shadow: 0 2px 8px rgba(10, 132, 255, 0.32);
}

.audio-control-btn:active {
    transform: scale(0.93);
    box-shadow: 0 1px 5px rgba(10, 132, 255, 0.28);
}

.audio-track-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 3px;
    cursor: pointer;
    min-width: 0;
}

.audio-waveform {
    display: flex;
    align-items: center;
    height: 28px;
    gap: 2px;
    overflow: hidden;
}

/* Correct class name — JS creates waveform-bar not audio-bar */
.waveform-bar {
    width: 2px;
    border-radius: 2px;
    background: rgba(255, 255, 255, 0.28);
    transition: background 0.15s, height 0.1s;
    min-height: 4px;
    flex-shrink: 0;
}

.waveform-bar.active {
    background: rgba(255, 255, 255, 0.9);
}

/* Keep old selector for compat */
.audio-bar {
    width: 2px;
    border-radius: 2px;
    background: rgba(255,255,255,0.28);
    transition: background 0.15s;
    min-height: 4px;
}

.audio-bar.active { background: rgba(255,255,255,0.9); }

.audio-time {
    font-size: 10.5px;
    color: rgba(255,255,255,0.6);
    font-variant-numeric: tabular-nums;
    letter-spacing: 0.1px;
}

/* Received: blue accent waveform */
.message-row.received .audio-control-btn {
    background: linear-gradient(180deg, var(--message-out-from), var(--message-out-to));
    color: #fff;
    box-shadow: 0 2px 8px rgba(10, 132, 255, 0.28);
}

.message-row.received .waveform-bar { background: rgba(10, 132, 255, 0.35); }
.message-row.received .waveform-bar.active { background: var(--chat-blue); }
.message-row.received .audio-bar { background: rgba(10,132,255,0.35); }
.message-row.received .audio-bar.active { background: var(--chat-blue); }
.message-row.received .audio-time { color: var(--text-tertiary); }

/* =========================
   File Message
   ========================= */
.file-message {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 2px 0;
    min-width: 180px;
}

.file-icon-wrapper {
    flex-shrink: 0;
}

.file-icon {
    width: 34px;
    height: 34px;
    border-radius: 10px;
    background: rgba(255,255,255,0.15);
    display: flex;
    align-items: center;
    justify-content: center;
}

.file-svg-icon { width: 22px; height: 22px; }

.file-info { flex: 1; min-width: 0; }

.file-name {
    font-size: 12.5px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.file-action-text {
    font-size: 10.5px;
    opacity: 0.6;
    margin-top: 2px;
}

.file-arrow { color: rgba(255,255,255,0.5); font-size: 14px; flex-shrink: 0; }

/* =========================
   Sticker
   ========================= */
.message-sticker {
    display: inline-block;
    cursor: pointer;
}

.sticker-surface {
    width: 140px;
    height: 140px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sticker-media {
    max-width: 140px;
    max-height: 140px;
    object-fit: contain;
}

.sticker-lottie {
    width: 140px;
    height: 140px;
}

.sticker-placeholder {
    font-size: 48px;
    line-height: 1;
}

.sticker-pop {
    animation: stickerPop 0.3s cubic-bezier(0.34,1.6,0.64,1);
}

@keyframes stickerPop {
    from { transform: scale(0.85); }
    to   { transform: scale(1); }
}

/* =========================
   Light mode overrides for media group collage
   ========================= */
body.light-mode .media-group-grid {
    background: rgba(0,0,0,0.1);
    box-shadow: 0 2px 10px rgba(0,0,0,0.12);
}

body.light-mode .media-group-tile {
    background: rgba(0,0,0,0.06);
}