/* Telegram Style CSS */
:root {
    /* Telegram Colors */
    --tg-blue: #0088cc;
    --tg-blue-dark: #006ba6;
    --tg-blue-light: #40a7e3;
    --tg-green: #00c896;
    --tg-red: #e53e3e;
    --tg-orange: #ff8c00;
    
    /* Light Theme */
    --tg-bg-primary: #ffffff;
    --tg-bg-secondary: #f4f4f5;
    --tg-bg-chat: #ffffff;
    --tg-bg-sidebar: #ffffff;
    --tg-bg-message-out: #0088cc;
    --tg-bg-message-in: #f1f1f2;
    --tg-bg-input: #ffffff;
    --tg-bg-header: #ffffff;
    
    --tg-text-primary: #000000;
    --tg-text-secondary: #707579;
    --tg-text-muted: #a2acb4;
    --tg-text-white: #ffffff;
    --tg-text-message-out: #ffffff;
    --tg-text-message-in: #000000;
    
    --tg-border: #e4e4e5;
    --tg-border-light: #f1f1f2;
    --tg-divider: #e4e4e5;
    
    --tg-shadow: 0 1px 3px rgba(0, 0, 0, 0.12);
    --tg-shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.15);
    
    /* Dark Theme */
    --tg-dark-bg-primary: #212121;
    --tg-dark-bg-secondary: #181818;
    --tg-dark-bg-chat: #212121;
    --tg-dark-bg-sidebar: #181818;
    --tg-dark-bg-message-out: #8774e1;
    --tg-dark-bg-message-in: #2b2b2b;
    --tg-dark-bg-input: #2b2b2b;
    --tg-dark-bg-header: #212121;
    
    --tg-dark-text-primary: #ffffff;
    --tg-dark-text-secondary: #aaaaaa;
    --tg-dark-text-muted: #777777;
    --tg-dark-text-message-out: #ffffff;
    --tg-dark-text-message-in: #ffffff;
    
    --tg-dark-border: #2b2b2b;
    --tg-dark-border-light: #333333;
    --tg-dark-divider: #2b2b2b;
}

/* Dark mode variables */
.dark {
    --tg-bg-primary: var(--tg-dark-bg-primary);
    --tg-bg-secondary: var(--tg-dark-bg-secondary);
    --tg-bg-chat: var(--tg-dark-bg-chat);
    --tg-bg-sidebar: var(--tg-dark-bg-sidebar);
    --tg-bg-message-out: var(--tg-dark-bg-message-out);
    --tg-bg-message-in: var(--tg-dark-bg-message-in);
    --tg-bg-input: var(--tg-dark-bg-input);
    --tg-bg-header: var(--tg-dark-bg-header);
    
    --tg-text-primary: var(--tg-dark-text-primary);
    --tg-text-secondary: var(--tg-dark-text-secondary);
    --tg-text-muted: var(--tg-dark-text-muted);
    --tg-text-message-out: var(--tg-dark-text-message-out);
    --tg-text-message-in: var(--tg-dark-text-message-in);
    
    --tg-border: var(--tg-dark-border);
    --tg-border-light: var(--tg-dark-border-light);
    --tg-divider: var(--tg-dark-divider);
}

/* Base styles */
body {
    background: var(--tg-bg-primary);
    color: var(--tg-text-primary);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    margin: 0;
    padding: 0;
}

/* Telegram-style navbar */
.modern-navbar {
    background: var(--tg-bg-header);
    border-bottom: 1px solid var(--tg-border);
    box-shadow: var(--tg-shadow);
    backdrop-filter: none;
}

.nav-container {
    background: transparent;
}

.brand-icon {
    background: var(--tg-blue);
    width: 32px;
    height: 32px;
    font-size: 16px;
}

.brand-text {
    background: var(--tg-blue);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 500;
}

.nav-link {
    color: var(--tg-text-secondary);
    border-radius: 8px;
    transition: all 0.2s ease;
}

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

.theme-toggle {
    background: var(--tg-bg-secondary);
    border: 1px solid var(--tg-border);
    width: 36px;
    height: 36px;
}

.theme-toggle:hover {
    background: var(--tg-blue);
}

.user-avatar {
    background: var(--tg-blue);
    width: 32px;
    height: 32px;
    font-size: 14px;
}

.action-btn {
    background: var(--tg-bg-secondary);
    border: 1px solid var(--tg-border);
    width: 32px;
    height: 32px;
    color: var(--tg-text-secondary);
}

.action-btn:hover {
    background: var(--tg-blue);
    color: var(--tg-text-white);
    border-color: var(--tg-blue);
}

/* Chat container - Telegram style */
.chat-container {
    background: var(--tg-bg-chat);
    border: none;
    border-radius: 0;
    box-shadow: none;
    height: calc(100vh - 70px);
}

/* Chat header - Telegram style */
.chat-header {
    background: var(--tg-bg-header);
    border-bottom: 1px solid var(--tg-border);
    padding: 12px 16px;
    backdrop-filter: none;
}

.chat-user-avatar {
    background: var(--tg-blue);
    width: 42px;
    height: 42px;
    font-size: 18px;
}

.chat-user-details h5 {
    font-size: 16px;
    font-weight: 500;
    color: var(--tg-text-primary);
    margin: 0;
}

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

.status-online {
    background: var(--tg-green);
    width: 10px;
    height: 10px;
    border: 2px solid var(--tg-bg-header);
}

/* Chat messages - Telegram style */
.chat-log {
    background: var(--tg-bg-chat);
    padding: 8px 0;
}

.message {
    margin: 4px 12px;
    max-width: 70%;
    animation: none;
}

.message.me {
    margin-left: auto;
    margin-right: 12px;
}

.message.other {
    margin-left: 12px;
    margin-right: auto;
}

.message-bubble {
    padding: 8px 12px;
    border-radius: 18px;
    position: relative;
    box-shadow: none;
    border: none;
    font-size: 14px;
    line-height: 1.4;
}

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

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

.message-bubble::before {
    display: none;
}

.message-time {
    font-size: 11px;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 4px;
    opacity: 1;
}

.message.other .message-time {
    color: var(--tg-text-muted);
}

/* Voice messages - Telegram style */
.voice-message {
    background: transparent;
    border: none;
    padding: 0;
    border-radius: 18px;
    min-width: 200px;
    max-width: 280px;
}

.voice-play-btn {
    background: var(--tg-blue);
    width: 36px;
    height: 36px;
    border-radius: 50%;
}

.voice-progress {
    background: rgba(255, 255, 255, 0.3);
    height: 4px;
}

.message.other .voice-progress {
    background: var(--tg-border-light);
}

.voice-progress-bar {
    background: var(--tg-text-white);
    height: 100%;
}

.message.other .voice-progress-bar {
    background: var(--tg-blue);
}

.voice-duration {
    color: var(--tg-text-white);
    font-size: 12px;
}

.message.other .voice-duration {
    color: var(--tg-text-secondary);
}

/* File messages - Telegram style */
.file-message {
    background: transparent;
    border: none;
    padding: 0;
    border-radius: 18px;
}

.file-icon {
    background: var(--tg-blue);
    width: 40px;
    height: 40px;
    border-radius: 8px;
}

.file-name {
    font-size: 14px;
    color: var(--tg-text-primary);
    font-weight: 400;
}

.file-btn {
    background: var(--tg-blue);
    color: var(--tg-text-white);
    border: none;
    border-radius: 12px;
    padding: 4px 8px;
    font-size: 12px;
}

.file-btn:hover {
    background: var(--tg-blue-dark);
    color: var(--tg-text-white);
}

/* Chat input - Telegram style */
.chat-input-container {
    background: var(--tg-bg-header);
    border-top: 1px solid var(--tg-border);
    padding: 8px 12px;
}

.chat-input-wrapper {
    background: var(--tg-bg-input);
    border: 1px solid var(--tg-border);
    border-radius: 20px;
    padding: 6px 12px;
    box-shadow: none;
}

.chat-input-wrapper:focus-within {
    border-color: var(--tg-blue);
    box-shadow: none;
    transform: none;
}

.chat-input {
    font-size: 14px;
    color: var(--tg-text-primary);
    line-height: 1.4;
}

.chat-input::placeholder {
    color: var(--tg-text-muted);
}

.chat-action-btn {
    background: transparent;
    border: none;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    color: var(--tg-text-secondary);
}

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

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

.chat-action-btn.primary:hover {
    background: var(--tg-blue-dark);
}

/* Voice recording - Telegram style */
.voice-controls-container {
    background: var(--tg-bg-header);
    border-top: 1px solid var(--tg-border);
    padding: 12px;
}

.voice-record-btn {
    background: var(--tg-red);
    border-radius: 20px;
    padding: 12px 24px;
    font-size: 14px;
    font-weight: 500;
    box-shadow: none;
}

.voice-record-btn:hover {
    background: #d63031;
}

.voice-record-btn.recording {
    background: var(--tg-red);
    animation: pulse 1.5s infinite;
}

.recording-time {
    background: rgba(229, 62, 62, 0.1);
    border: 1px solid rgba(229, 62, 62, 0.2);
    color: var(--tg-red);
    border-radius: 12px;
    padding: 6px 12px;
    font-size: 13px;
}

.voice-action-btn {
    background: var(--tg-bg-secondary);
    border: 1px solid var(--tg-border);
    border-radius: 12px;
    padding: 8px 16px;
    font-size: 13px;
    color: var(--tg-text-secondary);
}

.voice-action-btn:hover {
    background: var(--tg-blue);
    color: var(--tg-text-white);
    border-color: var(--tg-blue);
}

/* Emoji and Sticker pickers - Telegram style */
.emoji-picker,
.sticker-picker {
    background: var(--tg-bg-primary);
    border: 1px solid var(--tg-border);
    border-radius: 12px;
    box-shadow: var(--tg-shadow-lg);
    backdrop-filter: none;
}

.emoji-header,
.sticker-header {
    background: var(--tg-bg-secondary);
    border-bottom: 1px solid var(--tg-border);
    padding: 12px 16px;
}

.emoji-categories,
.sticker-categories {
    background: var(--tg-bg-secondary);
    border-bottom: 1px solid var(--tg-border);
    padding: 8px 12px;
}

.emoji-category,
.sticker-category {
    background: transparent;
    border: none;
    border-radius: 8px;
    width: 32px;
    height: 32px;
    color: var(--tg-text-secondary);
}

.emoji-category:hover,
.sticker-category:hover {
    background: var(--tg-bg-primary);
    color: var(--tg-blue);
}

.emoji-category.active,
.sticker-category.active {
    background: var(--tg-blue);
    color: var(--tg-text-white);
}

.emoji-grid,
.sticker-grid {
    padding: 12px;
}

.emoji-item {
    border-radius: 6px;
    width: 28px;
    height: 28px;
}

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

.sticker-item {
    border: 1px solid var(--tg-border);
    border-radius: 8px;
}

.sticker-item:hover {
    border-color: var(--tg-blue);
}

/* User list - Telegram style */
.user-search {
    background: var(--tg-bg-header);
    border-bottom: 1px solid var(--tg-border);
    padding: 12px 16px;
}

.user-search input {
    background: var(--tg-bg-input);
    border: 1px solid var(--tg-border);
    border-radius: 20px;
    padding: 8px 16px;
    font-size: 14px;
}

.user-search input:focus {
    border-color: var(--tg-blue);
    box-shadow: none;
}

.user-item {
    background: var(--tg-bg-primary);
    border: none;
    border-radius: 0;
    padding: 12px 16px;
    margin: 0;
    border-bottom: 1px solid var(--tg-border-light);
}

.user-item:hover {
    background: var(--tg-bg-secondary);
    transform: none;
    box-shadow: none;
    border-color: var(--tg-border-light);
}

.user-item .user-avatar {
    background: var(--tg-blue);
    width: 48px;
    height: 48px;
    font-size: 20px;
    margin-left: 12px;
}

.user-item .user-name {
    font-size: 16px;
    font-weight: 500;
    color: var(--tg-text-primary);
}

.user-item .user-username {
    font-size: 14px;
    color: var(--tg-text-secondary);
}

.user-item .badge {
    background: var(--tg-green);
    color: var(--tg-text-white);
    border-radius: 10px;
    padding: 4px 8px;
    font-size: 11px;
}

/* Buttons - Telegram style */
.btn {
    border-radius: 8px;
    font-weight: 500;
    font-size: 14px;
    padding: 8px 16px;
    border: none;
    transition: all 0.2s ease;
}

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

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

.btn-success {
    background: var(--tg-green);
    color: var(--tg-text-white);
}

.btn-success:hover {
    background: #00b386;
    color: var(--tg-text-white);
}

.btn-secondary {
    background: var(--tg-bg-secondary);
    color: var(--tg-text-secondary);
    border: 1px solid var(--tg-border);
}

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

.btn-sm {
    padding: 6px 12px;
    font-size: 13px;
}

/* Login page - Telegram style */
.login-wrapper {
    background: var(--tg-bg-primary);
}

.login-card {
    background: var(--tg-bg-primary);
    border: 1px solid var(--tg-border);
    border-radius: 12px;
    box-shadow: var(--tg-shadow-lg);
    padding: 32px;
}

.login-card h1 {
    color: var(--tg-text-primary);
    font-weight: 500;
}

/* Form controls - Telegram style */
.form-control {
    background: var(--tg-bg-input);
    border: 1px solid var(--tg-border);
    border-radius: 8px;
    color: var(--tg-text-primary);
    font-size: 14px;
    padding: 12px 16px;
}

.form-control:focus {
    border-color: var(--tg-blue);
    box-shadow: none;
    background: var(--tg-bg-input);
    color: var(--tg-text-primary);
}

.form-control::placeholder {
    color: var(--tg-text-muted);
}

/* Alerts - Telegram style */
.alert {
    border: none;
    border-radius: 8px;
    font-size: 14px;
    padding: 12px 16px;
}

.alert-info {
    background: rgba(0, 136, 204, 0.1);
    color: var(--tg-blue);
}

.alert-success {
    background: rgba(0, 200, 150, 0.1);
    color: var(--tg-green);
}

.alert-danger {
    background: rgba(229, 62, 62, 0.1);
    color: var(--tg-red);
}

/* Welcome section - Telegram style */
.welcome-section {
    background: var(--tg-bg-secondary);
    border: 1px solid var(--tg-border);
    border-radius: 12px;
    padding: 32px;
    text-align: center;
}

.welcome-section i {
    color: var(--tg-blue);
    font-size: 48px;
    margin-bottom: 16px;
}

.welcome-section h4 {
    color: var(--tg-text-primary);
    font-weight: 500;
    margin-bottom: 8px;
}

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

/* Mobile responsive adjustments */
@media (max-width: 768px) {
    .chat-container {
        height: 100vh !important;
        display: flex;
        flex-direction: column;
    }
    
    .chat-header {
        padding: 8px 12px;
        flex-shrink: 0;
    }
    
    .chat-log {
        flex: 1;
        overflow-y: auto;
        padding: 8px 0;
    }
    
    .chat-user-avatar {
        width: 36px;
        height: 36px;
        font-size: 16px;
    }
    
    .message {
        max-width: 85%;
        margin: 3px 8px;
    }
    
    .message-bubble {
        padding: 6px 10px;
        font-size: 14px;
    }
    
    .chat-input-container {
        padding: 8px;
        flex-shrink: 0;
        background: var(--tg-bg-header);
        border-top: 1px solid var(--tg-border);
        position: relative;
        z-index: 10;
    }
    
    .chat-input-wrapper {
        display: flex;
        align-items: flex-end;
        gap: 4px;
        background: var(--tg-bg-input);
        border: 1px solid var(--tg-border);
        border-radius: 20px;
        padding: 4px 8px;
        min-height: 40px;
    }
    
    .chat-input-actions {
        display: flex;
        align-items: center;
        gap: 2px;
        flex-shrink: 0;
    }
    
    .chat-input {
        flex: 1;
        border: none;
        background: transparent;
        resize: none;
        outline: none;
        font-size: 14px;
        line-height: 1.4;
        max-height: 100px;
        min-height: 20px;
        padding: 8px 4px;
        color: var(--tg-text-primary);
    }
    
    .chat-action-btn {
        width: 32px;
        height: 32px;
        flex-shrink: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        border: none;
        background: transparent;
        border-radius: 50%;
        color: var(--tg-text-secondary);
        cursor: pointer;
        transition: all 0.2s ease;
    }
    
    .chat-action-btn:hover {
        background: var(--tg-bg-secondary);
        color: var(--tg-blue);
    }
    
    .chat-action-btn.primary {
        background: var(--tg-blue);
        color: var(--tg-text-white);
    }
    
    .chat-action-btn.primary:hover {
        background: var(--tg-blue-dark);
    }
    
    .user-item {
        padding: 10px 12px;
    }
    
    .user-item .user-avatar {
        width: 42px;
        height: 42px;
        font-size: 18px;
        margin-left: 10px;
    }
    
    /* Emoji and Sticker pickers mobile adjustments */
    .emoji-picker,
    .sticker-picker {
        position: fixed;
        bottom: 60px;
        left: 8px;
        right: 8px;
        max-height: 300px;
        z-index: 1000;
    }
    
    .voice-controls-container {
        padding: 8px;
        background: var(--tg-bg-header);
        border-top: 1px solid var(--tg-border);
    }
}

/* Scrollbar styling - Telegram style */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

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

::-webkit-scrollbar-thumb:hover {
    background: var(--tg-text-muted);
}

/* Remove all fancy animations and effects */
* {
    animation: none !important;
    transition: all 0.2s ease !important;
}

.message {
    animation: none !important;
}

.hover-lift:hover {
    transform: none !important;
}

.btn::before,
.nav-link::before,
.user-item::before {
    display: none !important;
}

/* Remove gradients and use solid colors */
.brand-icon,
.user-avatar,
.chat-user-avatar,
.mobile-user-avatar {
    background: var(--tg-blue) !important;
}

.message.me .message-bubble {
    background: var(--tg-bg-message-out) !important;
}

.voice-play-btn,
.file-icon {
    background: var(--tg-blue) !important;
}

.btn-primary {
    background: var(--tg-blue) !important;
}

.btn-success {
    background: var(--tg-green) !important;
}

/* Ensure proper RTL support */
[dir="rtl"] .message.me {
    margin-left: 12px;
    margin-right: auto;
}

[dir="rtl"] .message.other {
    margin-left: auto;
    margin-right: 12px;
}

[dir="rtl"] .message.me .message-bubble {
    border-bottom-right-radius: 18px;
    border-bottom-left-radius: 4px;
}

[dir="rtl"] .message.other .message-bubble {
    border-bottom-left-radius: 18px;
    border-bottom-right-radius: 4px;
}