* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Telegram-style */
    --tg-blue: #2AABEE;
    --tg-blue-dark: #229ED9;
    --tg-blue-light: #64b5ef;
    --tg-green: #4ade80;
    --tg-green-dark: #22c55e;
    --tg-red: #ef4444;
    --tg-orange: #f97316;
    --tg-bg-primary: #ffffff;
    --tg-bg-secondary: #f0f2f5;
    --tg-bg-chat: #e4ddd6;
    --tg-bg-message-sent: #effdde;
    --tg-bg-message-received: #ffffff;
    --tg-text-primary: #000000;
    --tg-text-secondary: #707579;
    --tg-text-tertiary: #8e9398;
    --tg-border: #e0e0e0;
    --tg-shadow: 0 1px 2px rgba(0,0,0,0.08);
    --tg-shadow-lg: 0 4px 12px rgba(0,0,0,0.12);
    --primary-color: #2AABEE;
    --secondary-color: #229ED9;
    --success-color: #22c55e;
    --danger-color: #ef4444;
    --warning-color: #f97316;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, 'Helvetica Neue', sans-serif;
    background: var(--tg-bg-secondary);
    height: 100vh;
    overflow: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Аутентификация */
.auth-container {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: linear-gradient(135deg, #e8f4fd 0%, #d4e9f7 100%);
}

.auth-card {
    background: var(--tg-bg-primary);
    border-radius: 16px;
    padding: 32px;
    width: 100%;
    max-width: 380px;
    box-shadow: var(--tg-shadow-lg);
    animation: slideUp 0.4s ease;
}

@keyframes slideUp {
    from {
        transform: translateY(30px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.auth-header {
    text-align: center;
    margin-bottom: 24px;
}

.auth-header h1 {
    color: var(--tg-text-primary);
    font-size: 26px;
    font-weight: 600;
    margin-bottom: 8px;
}

.auth-header p {
    color: var(--tg-text-secondary);
    font-size: 14px;
}

.auth-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
    background: var(--tg-bg-secondary);
    padding: 4px;
    border-radius: 12px;
}

.auth-tab {
    flex: 1;
    padding: 10px;
    border: none;
    background: transparent;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    color: var(--tg-text-secondary);
}

.auth-tab.active {
    background: var(--tg-bg-primary);
    color: var(--tg-blue);
    box-shadow: var(--tg-shadow);
}

.auth-form {
    display: none;
}

.auth-form.active {
    display: block;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--tg-text-primary);
    font-size: 14px;
}

.form-group input {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid var(--tg-border);
    border-radius: 12px;
    font-size: 15px;
    transition: all 0.2s ease;
    background: var(--tg-bg-primary);
    color: var(--tg-text-primary);
}

.form-group input:focus {
    outline: none;
    border-color: var(--tg-blue);
    box-shadow: 0 0 0 3px rgba(42, 171, 238, 0.1);
}

.form-group input::placeholder {
    color: var(--tg-text-tertiary);
}

.btn {
    padding: 14px 24px;
    border: none;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    width: 100%;
}

.btn-primary {
    background: var(--tg-blue);
    color: white;
}

.btn-primary:hover {
    background: var(--tg-blue-dark);
    transform: translateY(-1px);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background: var(--tg-bg-secondary);
    color: var(--tg-text-primary);
}

.btn-secondary:hover {
    background: var(--tg-border);
}

.btn-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    background: transparent;
    color: var(--tg-text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.btn-icon:hover {
    background: var(--tg-bg-secondary);
    color: var(--tg-blue);
}

.btn-icon:active {
    background: var(--tg-border);
}

/* Основное приложение */
.app {
    display: flex;
    height: 100vh;
    background: var(--tg-bg-primary);
}

/* Sidebar */
.sidebar {
    width: 360px;
    background: var(--tg-bg-primary);
    border-right: 1px solid var(--tg-border);
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease;
}

@media (max-width: 768px) {
    .sidebar {
        position: absolute;
        z-index: 100;
        height: 100%;
        transform: translateX(-100%);
        box-shadow: var(--tg-shadow-lg);
    }
    
    .sidebar.active {
        transform: translateX(0);
    }
}

.sidebar-header {
    padding: 12px 16px;
    border-bottom: 1px solid var(--tg-border);
    display: flex;
    gap: 10px;
    align-items: center;
    background: var(--tg-bg-primary);
}

.sidebar-search-wrap {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: var(--tg-bg-secondary);
    border-radius: 20px;
}
.sidebar-search-wrap i {
    color: var(--tg-text-tertiary);
    font-size: 14px;
}
.sidebar-search-wrap .sidebar-search-input {
    flex: 1;
    border: none;
    background: transparent;
    font-size: 14px;
    outline: none;
    padding: 0;
}
.sidebar-search-wrap .sidebar-search-input::placeholder {
    color: var(--tg-text-tertiary);
}

.sidebar-tabs {
    display: flex;
    gap: 0;
    padding: 0;
    border-bottom: 1px solid var(--tg-border);
}

.sidebar-tab {
    flex: 1;
    padding: 14px 16px;
    border: none;
    background: none;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    color: var(--tg-text-secondary);
    position: relative;
}

.sidebar-tab.active {
    color: var(--tg-blue);
}

.sidebar-tab.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--tg-blue);
}

.sidebar-tab:hover {
    color: var(--tg-text-primary);
}

.badge {
    background: var(--danger-color);
    color: white;
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 10px;
    margin-left: 5px;
}

.requests-list {
    flex: 1;
    overflow-y: auto;
    padding: 10px;
}

.request-item {
    display: flex;
    align-items: center;
    padding: 15px;
    border-radius: 12px;
    background: white;
    margin-bottom: 10px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    transition: all 0.3s;
}

.request-item:hover {
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.request-avatar {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 18px;
    margin-right: 12px;
}

.request-info {
    flex: 1;
}

.request-name {
    font-weight: 600;
    margin-bottom: 4px;
}

.request-userid {
    font-size: 11px;
    color: #888;
}

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

.request-actions .btn-icon.success {
    color: var(--success-color);
}

.request-actions .btn-icon.success:hover {
    background: var(--success-color);
    color: white;
}

.request-actions .btn-icon.danger {
    color: var(--danger-color);
}

.request-actions .btn-icon.danger:hover {
    background: var(--danger-color);
    color: white;
}

/* Chat badge */
.chat-header .badge {
    display: inline-block;
    background: #ff9800;
    color: white;
    font-size: 10px;
    padding: 2px 8px;
    border-radius: 10px;
    margin-left: 10px;
}

/* Search result status */
.search-result-status {
    font-size: 11px;
    color: #888;
}

.search-result-status.online {
    color: var(--success-color);
}

.search-result-status.busy {
    color: var(--warning-color);
}

.search-result-actions {
    display: flex;
    gap: 8px;
}

.menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--primary-color);
    cursor: pointer;
}

@media (max-width: 768px) {
    .menu-btn {
        display: block;
    }
}

.search-input, .sidebar-search-input {
    flex: 1;
    padding: 10px 14px 10px 40px;
    border: 1px solid var(--tg-border);
    border-radius: 22px;
    font-size: 14px;
    transition: all 0.2s ease;
    background: var(--tg-bg-secondary);
    color: var(--tg-text-primary);
}

.search-input:focus, .sidebar-search-input:focus {
    outline: none;
    border-color: var(--tg-blue);
    background: var(--tg-bg-primary);
}

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

.contacts-list {
    flex: 1;
    overflow-y: auto;
    padding: 0;
}

.contacts-list::-webkit-scrollbar {
    width: 6px;
}

.contacts-list::-webkit-scrollbar-thumb {
    background: var(--tg-border);
    border-radius: 3px;
}

.contact-item {
    display: flex;
    align-items: center;
    padding: 10px 16px;
    cursor: pointer;
    transition: background 0.15s ease;
    margin-bottom: 0;
}

.contact-item:hover {
    background: var(--tg-bg-secondary);
}

.contact-item.active {
    background: var(--tg-blue-light);
}

.contact-item.active .contact-name {
    color: var(--tg-blue-dark);
}

.contact-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--tg-blue) 0%, var(--tg-blue-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 18px;
    margin-right: 12px;
    flex-shrink: 0;
    font-weight: 500;
}

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

.contact-name {
    font-weight: 600;
    margin-bottom: 2px;
    font-size: 15px;
    color: var(--tg-text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.contact-status {
    font-size: 13px;
    color: var(--tg-text-secondary);
    display: flex;
    align-items: center;
    gap: 4px;
}

.contact-status.online {
    color: var(--tg-green-dark);
}

.contact-status.online::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--tg-green);
    border-radius: 50%;
}

.contact-status.busy {
    color: var(--tg-orange);
}

.contact-status.busy::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--tg-orange);
    border-radius: 50%;
}

.contact-userid {
    font-size: 12px;
    color: var(--tg-text-tertiary);
    margin-top: 1px;
}

.sidebar-footer {
    padding: 12px 16px;
    border-top: 1px solid var(--tg-border);
    background: var(--tg-bg-primary);
}

.my-profile {
    display: flex;
    align-items: center;
    gap: 12px;
}

.avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--tg-blue) 0%, var(--tg-blue-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 16px;
    font-weight: 500;
}

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

.user-name {
    font-weight: 600;
    display: block;
    margin-bottom: 2px;
    font-size: 14px;
    color: var(--tg-text-primary);
}

.user-id {
    font-size: 12px;
    color: var(--tg-text-tertiary);
}

/* Main Area */
.main-area {
    flex: 1;
    background: var(--tg-bg-chat);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.empty-state {
    text-align: center;
    padding: 40px;
}

.empty-icon {
    font-size: 64px;
    color: var(--tg-blue);
    margin-bottom: 16px;
    opacity: 0.3;
}

.empty-state h2 {
    color: var(--tg-text-primary);
    margin-bottom: 8px;
    font-size: 22px;
    font-weight: 600;
}

.empty-state p {
    color: var(--tg-text-secondary);
    margin-bottom: 24px;
    font-size: 15px;
}

/* Chat View */
.chat-view {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    background: var(--tg-bg-chat);
}

.chat-header {
    padding: 10px 16px;
    background: var(--tg-bg-primary);
    border-bottom: 1px solid var(--tg-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chat-contact-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.chat-contact-info .name {
    font-weight: 600;
    font-size: 16px;
    color: var(--tg-text-primary);
}

.chat-contact-info .status {
    font-size: 13px;
    color: var(--tg-green-dark);
    display: flex;
    align-items: center;
    gap: 4px;
}

.chat-contact-info .status::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--tg-green);
    border-radius: 50%;
}

.chat-actions {
    display: flex;
    gap: 10px;
}

.chat-content {
    flex: 1;
    padding: 16px;
    overflow-y: auto;
    background: var(--tg-bg-chat);
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.chat-content::-webkit-scrollbar {
    width: 6px;
}

.chat-content::-webkit-scrollbar-thumb {
    background: var(--tg-border);
    border-radius: 3px;
}

.message {
    display: flex;
    flex-direction: column;
    max-width: 65%;
    margin-bottom: 4px;
}

.message.received {
    align-items: flex-start;
}

.message.sent {
    align-items: flex-end;
    margin-left: auto;
}

.message-bubble {
    padding: 10px 14px;
    border-radius: 18px;
    font-size: 15px;
    line-height: 1.4;
    word-wrap: break-word;
    max-width: 100%;
    box-shadow: var(--tg-shadow);
}

.message.received .message-bubble {
    background: var(--tg-bg-message-received);
    border-bottom-left-radius: 4px;
    color: var(--tg-text-primary);
}

.message.sent .message-bubble {
    background: var(--tg-bg-message-sent);
    border-bottom-right-radius: 4px;
    color: var(--tg-text-primary);
}

.message-meta {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 4px;
    margin-top: 2px;
    margin-left: 4px;
    margin-right: 4px;
}
.message.sent .message-meta { justify-content: flex-end; }
.message.received .message-meta { justify-content: flex-start; }

.message-time {
    font-size: 11px;
    color: var(--tg-text-tertiary);
}

.msg-status {
    font-size: 12px;
    opacity: 0.8;
}
.msg-status.sent {
    color: var(--tg-text-tertiary);
}
.msg-status.read {
    color: var(--tg-blue);
}

.message-input-container {
    display: flex;
    gap: 8px;
    padding: 12px 16px;
    background: var(--tg-bg-primary);
    border-top: 1px solid var(--tg-border);
}

.message-input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid var(--tg-border);
    border-radius: 22px;
    font-size: 15px;
    transition: all 0.2s ease;
    background: var(--tg-bg-secondary);
    color: var(--tg-text-primary);
}

.message-input:focus {
    outline: none;
    border-color: var(--tg-blue);
    background: var(--tg-bg-primary);
}

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

.typing-indicator {
    font-size: 12px;
    color: #888;
    padding: 5px 20px;
    font-style: italic;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(4px);
    animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.modal-content {
    background: var(--tg-bg-primary);
    border-radius: 16px;
    width: 400px;
    max-width: 90%;
    animation: modalSlideIn 0.25s ease;
    box-shadow: var(--tg-shadow-lg);
}

@keyframes modalSlideIn {
    from {
        transform: translateY(-30px) scale(0.95);
        opacity: 0;
    }
    to {
        transform: translateY(0) scale(1);
        opacity: 1;
    }
}

.modal-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--tg-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 {
    font-size: 18px;
    font-weight: 600;
    color: var(--tg-text-primary);
}

.modal-body {
    padding: 20px;
}

.modal-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--tg-border);
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

.modal-footer .btn {
    width: auto;
    padding: 10px 20px;
}

/* Call Screen — Telegram style */
.call-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2000;
}

.call-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, #1a1a2e 0%, #0f0f1a 100%);
}

.call-container {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    color: white;
    padding: 20px;
}

.video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.video-wrapper.remote {
    width: 100%;
    height: 100%;
    background: #0f0f1a;
}

.video-wrapper.remote video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-wrapper.local {
    position: absolute;
    bottom: 140px;
    right: 20px;
    width: 140px;
    height: 190px;
    border-radius: 16px;
    overflow: hidden;
    border: 2px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    z-index: 2;
    background: #1a1a2e;
    transition: all 0.3s ease;
}

.video-wrapper.local:hover {
    transform: scale(1.05);
}

.video-wrapper.local video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.call-info {
    text-align: center;
    z-index: 3;
    padding: 20px;
    background: linear-gradient(to top, rgba(15, 15, 26, 0.95), transparent);
    border-radius: 20px;
    margin-top: auto;
}

.caller-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--tg-blue) 0%, var(--tg-blue-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
    margin: 0 auto 20px;
    border: 4px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.call-name {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 8px;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

.call-status {
    font-size: 16px;
    opacity: 0.8;
    margin-bottom: 4px;
}

.call-duration {
    font-size: 24px;
    font-family: 'SF Mono', 'Monaco', 'Inconsolata', monospace;
    font-weight: 500;
    margin-top: 8px;
    opacity: 0.9;
    letter-spacing: 2px;
}

.call-controls {
    display: flex;
    gap: 16px;
    z-index: 3;
    flex-wrap: wrap;
    justify-content: center;
    padding: 24px 20px 40px;
    background: linear-gradient(to bottom, transparent, rgba(15, 15, 26, 0.95));
    width: 100%;
    max-width: 500px;
    border-radius: 20px;
}

.call-btn {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.12);
    color: white;
    font-size: 24px;
    cursor: pointer;
    transition: all 0.2s ease;
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.call-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.08);
}

.call-btn:active {
    transform: scale(0.95);
}

.call-btn.danger {
    background: #ff3b30;
    width: 72px;
    height: 72px;
}

.call-btn.danger:hover {
    background: #ff453a;
}

.call-btn.success {
    background: #34c759;
}

.call-btn.success:hover {
    background: #30d158;
}

.call-btn.muted {
    background: rgba(255, 59, 48, 0.9);
    animation: pulse-red 1.5s infinite;
}

@keyframes pulse-red {
    0%, 100% { box-shadow: 0 0 0 0 rgba(255, 59, 48, 0.4); }
    50% { box-shadow: 0 0 0 10px rgba(255, 59, 48, 0); }
}

.call-btn.mobile-only {
    display: none;
}

@media (max-width: 768px) {
    .call-btn.mobile-only {
        display: flex;
    }

    .video-wrapper.local {
        width: 100px;
        height: 140px;
        bottom: 160px;
        right: 16px;
    }

    .call-controls {
        gap: 12px;
        padding: 20px 16px 32px;
    }

    .call-btn {
        width: 56px;
        height: 56px;
        font-size: 20px;
    }

    .call-btn.danger {
        width: 64px;
        height: 64px;
    }

    .call-name {
        font-size: 24px;
    }

    .caller-avatar {
        width: 100px;
        height: 100px;
        font-size: 40px;
    }
}

/* Incoming Call — Telegram style */
.incoming-call {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, #1a1a2e 0%, #0f0f1a 100%);
    z-index: 2500;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(20px);
}

.incoming-call-content {
    text-align: center;
    color: white;
    animation: slideUp 0.4s ease;
    padding: 40px 20px;
}

.incoming-call .caller-avatar {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    font-size: 56px;
    margin-bottom: 30px;
    animation: pulse-ring 2s infinite;
    border: 4px solid rgba(255, 255, 255, 0.3);
}

@keyframes pulse-ring {
    0% {
        box-shadow: 0 0 0 0 rgba(52, 199, 89, 0.4);
    }
    70% {
        box-shadow: 0 0 0 20px rgba(52, 199, 89, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(52, 199, 89, 0);
    }
}

.incoming-call h2 {
    font-size: 28px;
    margin-bottom: 8px;
    font-weight: 600;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

.incoming-call p {
    font-size: 16px;
    opacity: 0.8;
    margin-bottom: 50px;
}

.incoming-actions {
    display: flex;
    gap: 40px;
    justify-content: center;
}

.incoming-actions .call-btn {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    font-size: 32px;
}

@media (max-width: 768px) {
    .incoming-call .caller-avatar {
        width: 120px;
        height: 120px;
        font-size: 48px;
    }

    .incoming-call h2 {
        font-size: 24px;
    }

    .incoming-actions .call-btn {
        width: 70px;
        height: 70px;
        font-size: 28px;
    }

    .incoming-actions {
        gap: 30px;
    }
}

/* Notifications */
.notifications {
    position: fixed;
    top: 16px;
    right: 16px;
    z-index: 3000;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.notification {
    background: var(--tg-bg-primary);
    border-radius: 12px;
    padding: 14px 18px;
    box-shadow: var(--tg-shadow-lg);
    display: flex;
    align-items: center;
    gap: 12px;
    animation: slideInRight 0.3s ease;
    max-width: 320px;
    min-width: 280px;
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.notification.success {
    border-left: 3px solid var(--tg-green-dark);
}

.notification.error {
    border-left: 3px solid var(--tg-red);
}

.notification.info {
    border-left: 3px solid var(--tg-blue);
}

.notification i {
    font-size: 18px;
}

.notification.success i {
    color: var(--tg-green-dark);
}

.notification.error i {
    color: var(--tg-red);
}

.notification.info i {
    color: var(--tg-blue);
}

.notification-text {
    flex: 1;
    font-size: 14px;
    color: var(--tg-text-primary);
}

/* Screen sharing indicator */
.sharing-indicator {
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(255, 59, 48, 0.95);
    color: white;
    padding: 10px 20px;
    border-radius: 24px;
    font-size: 14px;
    font-weight: 500;
    z-index: 4;
    display: flex;
    align-items: center;
    gap: 8px;
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 16px rgba(255, 59, 48, 0.4);
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        transform: translateX(-50%) translateY(-20px);
        opacity: 0;
    }
    to {
        transform: translateX(-50%) translateY(0);
        opacity: 1;
    }
}

/* Search results */
.search-results {
    position: absolute;
    top: 70px;
    left: 20px;
    right: 20px;
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow);
    max-height: 300px;
    overflow-y: auto;
    z-index: 10;
}

.search-result-item {
    display: flex;
    align-items: center;
    padding: 12px;
    cursor: pointer;
    transition: background 0.3s;
}

.search-result-item:hover {
    background: #f0f0f0;
}

.search-result-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    margin-right: 12px;
}

.search-result-info {
    flex: 1;
}

.search-result-name {
    font-weight: 600;
    margin-bottom: 2px;
}

.search-result-userid {
    font-size: 11px;
    color: #888;
}

.search-result-add {
    color: var(--primary-color);
}

/* Search result status */
.search-result-status {
    font-size: 11px;
    color: #888;
}

.search-result-status.online {
    color: var(--success-color);
}

.search-result-status.busy {
    color: var(--warning-color);
}

.search-result-actions {
    display: flex;
    gap: 8px;
}

/* Chat badge */
.chat-header .badge {
    display: inline-block;
    background: #ff9800;
    color: white;
    font-size: 10px;
    padding: 2px 8px;
    border-radius: 10px;
    margin-left: 10px;
}

/* Global search — как в Telegram */
.global-search-btn {
    position: fixed;
    top: 16px;
    right: 20px;
    z-index: 100;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: none;
    background: var(--tg-bg-primary);
    color: var(--tg-blue);
    box-shadow: var(--tg-shadow-lg);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    transition: transform 0.2s, background 0.2s;
}
.global-search-btn:hover {
    background: var(--tg-bg-secondary);
    transform: scale(1.05);
}

.search-modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    z-index: 2000;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 20px;
    padding-top: 40px;
}
.search-modal.hidden { display: none !important; }

.search-modal-content {
    background: var(--tg-bg-primary);
    border-radius: 16px;
    width: 100%;
    max-width: 420px;
    max-height: 85vh;
    overflow: hidden;
    box-shadow: var(--tg-shadow-lg);
}

.search-modal-header {
    padding: 12px 16px;
    border-bottom: 1px solid var(--tg-border);
    display: flex;
    align-items: center;
    gap: 12px;
}

.search-input-wrapper {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    background: var(--tg-bg-secondary);
    border-radius: 20px;
}
.search-input-wrapper i {
    color: var(--tg-text-tertiary);
    font-size: 16px;
}
.search-input-wrapper input {
    flex: 1;
    border: none;
    background: transparent;
    font-size: 15px;
    color: var(--tg-text-primary);
    outline: none;
}
.search-input-wrapper input::placeholder {
    color: var(--tg-text-tertiary);
}

.close-search-btn, .clear-search-btn {
    width: 36px;
    height: 36px;
    border: none;
    background: transparent;
    color: var(--tg-text-secondary);
    cursor: pointer;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}
.close-search-btn:hover, .clear-search-btn:hover {
    background: var(--tg-bg-secondary);
    color: var(--tg-text-primary);
}

.search-modal-tabs {
    display: flex;
    padding: 0 8px;
    border-bottom: 1px solid var(--tg-border);
}
.search-tab {
    padding: 12px 16px;
    border: none;
    background: none;
    font-size: 14px;
    font-weight: 500;
    color: var(--tg-text-secondary);
    cursor: pointer;
    position: relative;
}
.search-tab.active { color: var(--tg-blue); }
.search-tab.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--tg-blue);
}

.search-results-container {
    padding: 8px;
    max-height: 60vh;
    overflow-y: auto;
}
.search-placeholder, .search-empty {
    text-align: center;
    padding: 40px 20px;
    color: var(--tg-text-tertiary);
}
.search-section-title {
    font-size: 12px;
    color: var(--tg-text-tertiary);
    padding: 8px 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.search-result-item.contact-result,
.search-result-item.user-result {
    display: flex;
    align-items: center;
    padding: 12px;
    border-radius: 12px;
    cursor: pointer;
}
.search-result-item.contact-result:hover,
.search-result-item.user-result:hover {
    background: var(--tg-bg-secondary);
}

/* Настройки — приятное меню */
#settingsModal .modal-content {
    max-width: 400px;
    border-radius: 20px;
    overflow: hidden;
}
#settingsModal .modal-header {
    padding: 20px;
    border-bottom: 1px solid var(--tg-border);
    background: var(--tg-bg-secondary);
}
#settingsModal .modal-body {
    padding: 0;
}
#settingsModal .form-group {
    margin: 0;
    padding: 16px 20px;
    border-bottom: 1px solid var(--tg-border);
}
#settingsModal .form-group:last-of-type {
    border-bottom: none;
}
#settingsModal .form-group label {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    font-size: 15px;
}
#settingsModal textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--tg-border);
    border-radius: 12px;
    font-size: 14px;
    resize: vertical;
    min-height: 80px;
}
#settingsModal input[type="checkbox"] {
    width: 20px;
    height: 20px;
    accent-color: var(--tg-blue);
}

.hidden {
    display: none !important;
}

/* Loading Screen */
.loading-container {
    height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: linear-gradient(135deg, #e8f4fd 0%, #d4e9f7 100%);
}

/* Notifications Container */
#notifications {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
    pointer-events: none;
}

#notifications .notification {
    pointer-events: auto;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

#notifications .notification[style*="opacity: 0"] {
    opacity: 0 !important;
    transform: translateX(100%);
}

.loading-spinner {
    font-size: 48px;
    color: var(--tg-blue);
    margin-bottom: 16px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.loading-container p {
    color: var(--tg-text-secondary);
    font-size: 15px;
    font-weight: 500;
}