/* Chat Widget CSS - Part 1: Base Styles & Layout */
/* File: public/css/chat/widget.css */

/* ==========================================
   CSS Variables & Root Configuration
   ========================================== */
:root {
    /* Primary Colors (Laravel-inspired) */
    --chat-primary: #3490dc;
    --chat-primary-dark: #2779bd;
    --chat-primary-light: #6cb2eb;

    /* Tobbie Colors */
    --chat-tobbie: #38c172;
    --chat-tobbie-dark: #2d995b;
    --chat-tobbie-light: #51d88a;

    /* Neutral Colors */
    --chat-bg: #ffffff;
    --chat-surface: #f8f9fa;
    --chat-border: #e3e6f0;
    --chat-shadow: rgba(0, 0, 0, 0.1);
    --chat-shadow-dark: rgba(0, 0, 0, 0.15);

    /* Text Colors */
    --chat-text-primary: #2d3748;
    --chat-text-secondary: #718096;
    --chat-text-muted: #a0aec0;
    --chat-text-white: #ffffff;

    /* Status Colors */
    --chat-success: #38c172;
    --chat-warning: #f6993f;
    --chat-danger: #e53e3e;
    --chat-info: #3182ce;

    /* Widget Dimensions */
    --chat-compact-width: 320px;
    --chat-compact-height: 400px;
    --chat-medium-width: 420px;
    --chat-medium-height: 600px;

    /* Spacing */
    --chat-padding-xs: 0.25rem;
    --chat-padding-sm: 0.5rem;
    --chat-padding-md: 1rem;
    --chat-padding-lg: 1.5rem;

    /* Border Radius */
    --chat-radius-sm: 0.375rem;
    --chat-radius-md: 0.5rem;
    --chat-radius-lg: 0.75rem;
    --chat-radius-xl: 1rem;
    --chat-radius-full: 9999px;

    /* Transitions */
    --chat-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --chat-transition-fast: all 0.15s ease-in-out;

    /* Z-Index Layers */
    --chat-z-widget: 1000;
    --chat-z-toggle: 1001;
    --chat-z-modal: 1002;
}

/* ==========================================
   Chat Widget Container
   ========================================== */
.chat-widget {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: var(--chat-z-widget);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    font-size: 14px;
    line-height: 1.5;
    color: var(--chat-text-primary);
    direction: ltr;
    text-align: left;
}

/* Widget Position Variants */
.chat-widget[data-position="bottom-left"] {
    left: 20px;
    right: auto;
}

.chat-widget[data-position="bottom-right"] {
    right: 20px;
    left: auto;
}

/* ==========================================
   Chat Toggle Button (Floating Button)
   ========================================== */
.chat-toggle-btn {
    position: relative;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--chat-primary), var(--chat-primary-dark));
    border: none;
    border-radius: var(--chat-radius-full);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px var(--chat-shadow-dark);
    transition: var(--chat-transition);
    z-index: var(--chat-z-toggle);
    overflow: hidden;
}

.chat-toggle-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--chat-shadow-dark);
    background: linear-gradient(135deg, var(--chat-primary-dark), var(--chat-primary));
}

.chat-toggle-btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px var(--chat-shadow);
}

.chat-toggle-btn:focus-visible {
    outline: 3px solid var(--chat-primary);
    outline-offset: 2px;
}

/* Toggle Button Icons */
.chat-toggle-icon {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}

.chat-toggle-icon i {
    font-size: 24px;
    color: var(--chat-text-white);
    transition: var(--chat-transition);
    position: absolute;
}

.chat-icon-close {
    opacity: 0;
    transform: rotate(-90deg) scale(0.8);
}

/* Toggle States */
.chat-widget.chat-open .chat-icon-open {
    opacity: 0;
    transform: rotate(90deg) scale(0.8);
}

.chat-widget.chat-open .chat-icon-close {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

/* ==========================================
   ΔΙΟΡΘΩΜΕΝΟ Notification Badge
   ========================================== */
.chat-notification-badge {
    position: absolute;
    top: -12px; /* Πιο ψηλά για καλύτερη ορατότητα */
    right: -12px; /* Πιο έξω για καλύτερη ορατότητα */
    background: var(--chat-danger);
    color: var(--chat-text-white);
    border-radius: var(--chat-radius-full);
    min-width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 700; /* Πιο έντονο font */
    padding: 0 6px;
    border: 3px solid var(--chat-bg); /* Πιο παχύ border για καλύτερη ορατότητα */
    box-shadow: 0 2px 8px rgba(229, 62, 62, 0.3); /* Shadow για το badge */
    opacity: 0;
    transform: scale(0);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: calc(var(--chat-z-toggle) + 1); /* Πάνω από το toggle button */
    pointer-events: none; /* Δεν παρεμβαίνει με το click του button */
}

/* Badge positioning για αριστερή πλευρά */
.chat-widget[data-position="bottom-left"] .chat-notification-badge {
    left: -12px;
    right: auto;
}

/* Active state */
.chat-notification-badge.has-notifications {
    opacity: 1;
    transform: scale(1);
    animation: badgeBounceIn 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Badge count styling */
.chat-notification-badge .badge-count {
    display: block;
    line-height: 1;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    font-variant-numeric: tabular-nums; /* Για σταθερό width των αριθμών */
}

/* Βελτιωμένα animations */
@keyframes badgeBounceIn {
    0% {
        transform: scale(0) rotate(-180deg);
        opacity: 0;
    }
    50% {
        transform: scale(1.3) rotate(-90deg);
        opacity: 1;
    }
    100% {
        transform: scale(1) rotate(0deg);
        opacity: 1;
    }
}

/* Pulse effect για νέα μηνύματα */
.chat-notification-badge.has-notifications.pulse {
    animation: badgePulse 2s infinite, badgeBounceIn 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes badgePulse {
    0%, 100% {
        box-shadow: 0 2px 8px rgba(229, 62, 62, 0.3);
    }
    50% {
        box-shadow: 0 2px 8px rgba(229, 62, 62, 0.6), 0 0 0 6px rgba(229, 62, 62, 0.1);
    }
}

/* ==========================================
   Pulse Animation for Toggle Button
   ========================================== */
.chat-toggle-pulse {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    border-radius: var(--chat-radius-full);
    background: var(--chat-primary);
    opacity: 0;
    transform: translate(-50%, -50%) scale(1);
    pointer-events: none;
}

.chat-toggle-btn.has-pulse .chat-toggle-pulse {
    animation: chatPulse 2s infinite;
}

@keyframes chatPulse {
    0% {
        opacity: 0.6;
        transform: translate(-50%, -50%) scale(1);
    }
    100% {
        opacity: 0;
        transform: translate(-50%, -50%) scale(1.5);
    }
}
/* ==========================================
   Chat Window Container
   ========================================== */
.chat-window {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: var(--chat-compact-width);
    height: var(--chat-compact-height);
    background: var(--chat-bg);
    border-radius: var(--chat-radius-lg);
    box-shadow: 0 10px 40px var(--chat-shadow-dark);
    border: 1px solid var(--chat-border);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform: translateY(20px) scale(0.95);
    opacity: 0;
    transition: var(--chat-transition);
    z-index: calc(var(--chat-z-widget) - 1);
}

/* Chat Window States */
.chat-window.chat-window-visible {
    transform: translateY(0) scale(1);
    opacity: 1;
}

.chat-window.chat-window-hidden {
    transform: translateY(20px) scale(0.95);
    opacity: 0;
    pointer-events: none;
}

/* Chat Window Size Variants */
.chat-window.size-compact {
    width: var(--chat-compact-width);
    height: var(--chat-compact-height);
}

.chat-window.size-medium {
    width: var(--chat-medium-width);
    height: var(--chat-medium-height);
}

/* Position Adjustments for Left Side */
.chat-widget[data-position="bottom-left"] .chat-window {
    left: 0;
    right: auto;
}

/* ==========================================
   Chat Header
   ========================================== */
.chat-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--chat-padding-md);
    background: linear-gradient(135deg, var(--chat-primary), var(--chat-primary-dark));
    color: var(--chat-text-white);
    border-radius: var(--chat-radius-lg) var(--chat-radius-lg) 0 0;
    position: relative;
    z-index: 2;
}

.chat-header-info {
    display: flex;
    align-items: center;
    flex: 1;
    min-width: 0;
}

.chat-tobbie-avatar {
    position: relative;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--chat-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--chat-padding-sm);
    flex-shrink: 0;
}

.tobbie-emoji {
    font-size: 20px;
    line-height: 1;
}

.tobbie-status-indicator {
    position: absolute;
    bottom: 2px;
    right: 2px;
    width: 12px;
    height: 12px;
    border-radius: var(--chat-radius-full);
    background: var(--chat-success);
    border: 2px solid var(--chat-text-white);
    transition: var(--chat-transition-fast);
}

.tobbie-status-indicator.status-online {
    background: var(--chat-success);
}

.tobbie-status-indicator.status-typing {
    background: var(--chat-warning);
    animation: statusPulse 1.5s infinite;
}

.tobbie-status-indicator.status-offline {
    background: var(--chat-text-muted);
}

@keyframes statusPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.chat-header-text {
    flex: 1;
    min-width: 0;
}

.chat-title {
    font-size: 16px;
    font-weight: 600;
    margin: 0;
    color: var(--chat-text-white);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.chat-subtitle {
    font-size: 12px;
    margin: 0;
    color: rgba(255, 255, 255, 0.8);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Header Actions */
.chat-header-actions {
    display: flex;
    align-items: center;
    gap: var(--chat-padding-xs);
}

.chat-action-btn {
    width: 32px;
    height: 32px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: var(--chat-radius-sm);
    color: var(--chat-text-white);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--chat-transition-fast);
    font-size: 14px;
}

.chat-action-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.05);
}

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

.chat-action-btn:focus-visible {
    outline: 2px solid rgba(255, 255, 255, 0.5);
    outline-offset: 1px;
}

/* ==========================================
   Responsive Design για Mobile
   ========================================== */
@media (max-width: 480px) {
    .chat-widget {
        bottom: 10px;
        right: 10px;
        left: 10px;
    }

    .chat-window {
        width: calc(100vw - 20px) !important;
        height: calc(100vh - 100px) !important;
        max-height: 500px;
        right: 0;
        left: 0;
    }

    .chat-widget[data-position="bottom-left"] .chat-window {
        left: 0;
    }

    .chat-toggle-btn {
        width: 56px;
        height: 56px;
    }

    .chat-toggle-icon i {
        font-size: 22px;
    }

    .chat-notification-badge {
        min-width: 20px;
        height: 20px;
        font-size: 10px;
        top: -8px;
        right: -8px;
        border-width: 2px;
    }

    .chat-widget[data-position="bottom-left"] .chat-notification-badge {
        left: -8px;
    }

    /* Header adjustments για mobile */
    .chat-header {
        padding: var(--chat-padding-sm) var(--chat-padding-md);
    }

    .chat-tobbie-avatar {
        width: 36px;
        height: 36px;
    }

    .tobbie-emoji {
        font-size: 18px;
    }

    .chat-title {
        font-size: 15px;
    }

    .chat-subtitle {
        font-size: 11px;
    }

    .chat-action-btn {
        width: 28px;
        height: 28px;
        font-size: 12px;
    }
}

/* ==========================================
   Accessibility & Focus States
   ========================================== */
.chat-toggle-btn:focus,
.chat-action-btn:focus {
    outline: 2px solid var(--chat-primary);
    outline-offset: 2px;
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    :root {
        --chat-shadow: rgba(0, 0, 0, 0.3);
        --chat-shadow-dark: rgba(0, 0, 0, 0.4);
        --chat-border: #333333;
    }

    .chat-notification-badge {
        border-width: 3px;
        font-weight: 700;
    }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    .chat-toggle-btn,
    .chat-window,
    .chat-notification-badge,
    .chat-toggle-icon i,
    .tobbie-status-indicator {
        transition: none;
        animation: none;
    }

    .chat-toggle-pulse,
    .badgePulse,
    .statusPulse {
        animation: none;
    }
}
/* ==========================================
   Messages Container
   ========================================== */
.chat-messages-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: var(--chat-surface);
    position: relative;
}

.chat-messages-wrapper {
    flex: 1;
    overflow-y: auto;
    padding: var(--chat-padding-sm);
    scroll-behavior: smooth;
    scroll-padding-bottom: var(--chat-padding-md);
}

/* Custom Scrollbar */
.chat-messages-wrapper::-webkit-scrollbar {
    width: 6px;
}

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

.chat-messages-wrapper::-webkit-scrollbar-thumb {
    background: var(--chat-text-muted);
    border-radius: var(--chat-radius-full);
    opacity: 0.5;
}

.chat-messages-wrapper::-webkit-scrollbar-thumb:hover {
    background: var(--chat-text-secondary);
    opacity: 0.8;
}

/* ==========================================
   Welcome Screen
   ========================================== */
.chat-welcome-screen {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--chat-padding-lg);
    height: 100%;
    min-height: 200px;
}

.welcome-content {
    max-width: 280px;
}

.welcome-avatar {
    margin-bottom: var(--chat-padding-md);
}

.tobbie-emoji-large {
    font-size: 48px;
    display: block;
    line-height: 1;
    filter: drop-shadow(0 2px 4px var(--chat-shadow));
}

.welcome-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--chat-text-primary);
    margin: 0 0 var(--chat-padding-sm) 0;
}

.welcome-message {
    font-size: 14px;
    color: var(--chat-text-secondary);
    line-height: 1.5;
    margin: 0 0 var(--chat-padding-lg) 0;
}

/* Quick Replies */
.quick-replies-container {
    display: flex;
    flex-direction: column;
    gap: var(--chat-padding-sm);
    width: 100%;
}

.quick-reply-btn {
    display: flex;
    align-items: center;
    gap: var(--chat-padding-sm);
    padding: var(--chat-padding-sm) var(--chat-padding-md);
    background: var(--chat-bg);
    border: 1px solid var(--chat-border);
    border-radius: var(--chat-radius-md);
    color: var(--chat-text-primary);
    cursor: pointer;
    transition: var(--chat-transition-fast);
    font-size: 13px;
    text-align: left;
}

.quick-reply-btn:hover {
    background: var(--chat-primary);
    color: var(--chat-text-white);
    border-color: var(--chat-primary);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px var(--chat-shadow);
}

.quick-reply-btn:focus-visible {
    outline: 2px solid var(--chat-primary);
    outline-offset: 1px;
}

.quick-reply-btn i {
    font-size: 16px;
    width: 20px;
    text-align: center;
    flex-shrink: 0;
}

/* ==========================================
   Chat Messages
   ========================================== */
.chat-messages-list {
    display: flex;
    flex-direction: column;
    gap: var(--chat-padding-md);
    padding: var(--chat-padding-sm) 0;
}

.chat-message {
    display: flex;
    align-items: flex-start;
    gap: var(--chat-padding-sm);
    animation: messageSlideIn 0.3s ease-out;
}

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

/* User Messages */
.chat-message.message-user {
    flex-direction: row-reverse;
    justify-content: flex-start;
}

.chat-message.message-user .message-content {
    background: var(--chat-primary);
    color: var(--chat-text-white);
    border-radius: var(--chat-radius-lg) var(--chat-radius-lg) var(--chat-radius-sm) var(--chat-radius-lg);
    margin-left: auto;
}

/* Tobbie Messages */
.chat-message.message-tobbie {
    flex-direction: row;
}

.chat-message.message-tobbie .message-content {
    background: var(--chat-bg);
    color: var(--chat-text-primary);
    border: 1px solid var(--chat-border);
    border-radius: var(--chat-radius-lg) var(--chat-radius-lg) var(--chat-radius-lg) var(--chat-radius-sm);
    margin-right: auto;
}

/* Message Avatar */
.message-avatar {
    width: 32px;
    height: 32px;
    border-radius: var(--chat-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: auto;
}

.message-user .message-avatar {
    background: var(--chat-primary);
    color: var(--chat-text-white);
}

.message-tobbie .message-avatar {
    background: var(--chat-tobbie);
    color: var(--chat-text-white);
}

.tobbie-emoji-small {
    font-size: 16px;
    line-height: 1;
}

/* Message Content */
.message-content {
    max-width: 75%;
    padding: var(--chat-padding-sm) var(--chat-padding-md);
    font-size: 14px;
    line-height: 1.4;
    word-wrap: break-word;
    position: relative;
}

.message-content p {
    margin: 0 0 var(--chat-padding-xs) 0;
}

.message-content p:last-child {
    margin-bottom: 0;
}

/* Long message indicator */
.message-content.long-message::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 20px;
    height: 20px;
    background: linear-gradient(45deg, transparent 50%, var(--chat-primary) 50%);
    border-radius: 0 0 var(--chat-radius-md) 0;
    opacity: 0.3;
    pointer-events: none;
}

.message-content[data-length="long"]::before {
    content: "📄";
    position: absolute;
    top: -5px;
    right: -5px;
    font-size: 12px;
    opacity: 0.6;
    z-index: 1;
}

/* Message Metadata */
.message-meta {
    display: flex;
    align-items: center;
    gap: var(--chat-padding-xs);
    margin-top: var(--chat-padding-xs);
    font-size: 11px;
    opacity: 0.7;
}

.message-user .message-meta {
    justify-content: flex-end;
    color: rgba(255, 255, 255, 0.8);
}

.message-tobbie .message-meta {
    justify-content: flex-start;
    color: var(--chat-text-muted);
}

.message-timestamp {
    white-space: nowrap;
}

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

.message-status i {
    font-size: 10px;
}

/* ==========================================
   Markdown Support για Tobbie Messages
   ========================================== */
.message-tobbie .message-text.has-markdown {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
}

.message-tobbie .message-text.has-markdown code {
    background: rgba(56, 193, 114, 0.1);
    color: var(--chat-tobbie-dark);
    padding: 2px 4px;
    border-radius: 3px;
    font-size: 0.9em;
    font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
}

.message-tobbie .message-text.has-markdown pre {
    background: rgba(56, 193, 114, 0.05);
    border: 1px solid rgba(56, 193, 114, 0.2);
    border-radius: var(--chat-radius-sm);
    padding: var(--chat-padding-sm);
    margin: var(--chat-padding-xs) 0;
    overflow-x: auto;
}

.message-tobbie .message-text.has-markdown pre code {
    background: none;
    padding: 0;
    border-radius: 0;
}

.message-tobbie .message-text.has-markdown blockquote {
    border-left: 3px solid var(--chat-tobbie);
    padding-left: var(--chat-padding-sm);
    margin: var(--chat-padding-xs) 0;
    font-style: italic;
    opacity: 0.9;
}

.message-tobbie .message-text.has-markdown strong {
    font-weight: 600;
    color: var(--chat-text-primary);
}

.message-tobbie .message-text.has-markdown em {
    font-style: italic;
    color: var(--chat-text-secondary);
}

.message-tobbie .message-text.has-markdown a {
    color: var(--chat-primary);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: var(--chat-transition-fast);
}

.message-tobbie .message-text.has-markdown a:hover {
    border-bottom-color: var(--chat-primary);
}

/* ==========================================
   Typing Indicator
   ========================================== */
.typing-indicator {
    display: flex;
    align-items: center;
    gap: var(--chat-padding-sm);
    padding: var(--chat-padding-md);
    opacity: 0;
    transform: translateY(10px);
    transition: var(--chat-transition);
    pointer-events: none;
}

.typing-indicator.active {
    opacity: 1;
    transform: translateY(0);
}

.typing-avatar {
    width: 32px;
    height: 32px;
    background: var(--chat-tobbie);
    border-radius: var(--chat-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.typing-content {
    display: flex;
    align-items: center;
    gap: var(--chat-padding-sm);
    background: var(--chat-bg);
    border: 1px solid var(--chat-border);
    border-radius: var(--chat-radius-lg) var(--chat-radius-lg) var(--chat-radius-lg) var(--chat-radius-sm);
    padding: var(--chat-padding-sm) var(--chat-padding-md);
}

.typing-dots {
    display: flex;
    gap: 3px;
    margin-right: var(--chat-padding-xs);
}

.typing-dot {
    width: 6px;
    height: 6px;
    background: var(--chat-text-muted);
    border-radius: var(--chat-radius-full);
    animation: typingDot 1.4s infinite ease-in-out;
}

.typing-dot:nth-child(1) { animation-delay: 0s; }
.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingDot {
    0%, 60%, 100% {
        transform: scale(1);
        opacity: 0.5;
    }
    30% {
        transform: scale(1.2);
        opacity: 1;
    }
}

.typing-text {
    font-size: 12px;
    color: var(--chat-text-secondary);
    font-style: italic;
}

/* ==========================================
   Enhanced Scroll Animations
   ========================================== */
@keyframes messageScrollIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Mobile Adjustments */
@media (max-width: 480px) {
    .welcome-title {
        font-size: 16px;
    }

    .welcome-message {
        font-size: 13px;
    }

    .tobbie-emoji-large {
        font-size: 40px;
    }

    .message-content {
        font-size: 13px;
        max-width: 85%;
    }

    .message-avatar {
        width: 28px;
        height: 28px;
    }

    .tobbie-emoji-small {
        font-size: 14px;
    }

    .quick-reply-btn {
        font-size: 12px;
        padding: var(--chat-padding-xs) var(--chat-padding-sm);
    }
}
/* ==========================================
   Chat Input Container
   ========================================== */
.chat-input-container {
    background: var(--chat-bg);
    border-top: 1px solid var(--chat-border);
    padding: var(--chat-padding-md);
    position: relative;
    z-index: 1;
}

/* ==========================================
   Session Status Bar
   ========================================== */
.chat-session-status {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--chat-padding-xs) var(--chat-padding-sm);
    background: var(--chat-surface);
    border-radius: var(--chat-radius-sm);
    margin-bottom: var(--chat-padding-sm);
    font-size: 11px;
    color: var(--chat-text-secondary);
}

.session-info {
    display: flex;
    align-items: center;
    gap: var(--chat-padding-xs);
}

.session-indicator {
    font-size: 8px;
    line-height: 1;
}

.session-indicator.status-connected {
    color: var(--chat-success);
}

.session-indicator.status-connecting {
    color: var(--chat-warning);
    animation: sessionPulse 1s infinite;
}

.session-indicator.status-disconnected {
    color: var(--chat-danger);
}

@keyframes sessionPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.session-text {
    font-weight: 500;
}

.session-timer {
    display: flex;
    align-items: center;
    gap: var(--chat-padding-xs);
    font-family: monospace;
    font-size: 10px;
}

.session-timer.warning {
    color: var(--chat-warning);
    animation: timerBlink 1s infinite;
}

.session-timer.critical {
    color: var(--chat-danger);
    animation: timerBlink 0.5s infinite;
}

@keyframes timerBlink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0.5; }
}

/* ==========================================
   Message Input Form
   ========================================== */
.chat-input-form {
    width: 100%;
}

.chat-input-wrapper {
    display: flex;
    align-items: flex-end;
    gap: var(--chat-padding-sm);
    background: var(--chat-bg);
    border: 1px solid var(--chat-border); /* Μονό border αντί για διπλό */
    border-radius: var(--chat-radius-lg);
    transition: all 0.2s ease-in-out; /* Πιο γρήγορο transition */
    overflow: hidden;
    position: relative;
}

.chat-input-wrapper:focus-within {
    border-color: var(--chat-primary);
    box-shadow: 0 0 0 2px rgba(52, 144, 220, 0.15);
    background: var(--chat-bg); /* Χρήση της CSS variable αντί για hardcoded #ffffff */
}

/* Hover effect */
.chat-input-wrapper:hover:not(:focus-within) {
    border-color: var(--chat-text-secondary);
    transition: border-color 0.15s ease;
}

.chat-input {
    flex: 1;
    min-height: 20px;
    max-height: 120px;
    padding: var(--chat-padding-sm) var(--chat-padding-md);
    border: none; /* Καθόλου border στο input */
    outline: none; /* Καθόλου outline */
    resize: none;
    font-family: inherit;
    font-size: 14px;
    line-height: 1.4;
    color: var(--chat-text-primary);
    background: transparent;
    overflow-y: auto;
    scroll-behavior: smooth;
    field-sizing: content;
}

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

.chat-input-wrapper.disabled {
    border-color: var(--chat-text-muted);
    background: var(--chat-surface);
    opacity: 0.7;
}

.chat-input-wrapper.disabled:focus-within {
    box-shadow: none;
    border-color: var(--chat-text-muted);
}
.chat-input-wrapper.error:focus-within {
    border-color: var(--chat-danger);
    box-shadow: 0 0 0 2px rgba(229, 62, 62, 0.15);
}
/* Error state */
.chat-input-wrapper.error {
    border-color: var(--chat-danger);
    background: rgba(229, 62, 62, 0.05);
}

.chat-input-wrapper.has-content {
    border-color: var(--chat-success);
}
.chat-input-wrapper.has-content:focus-within {

}

/* Typing state animation */
.chat-input-wrapper.typing {

    animation: typingBorder 1.5s infinite;
}


/* Custom scrollbar για input */
.chat-input::-webkit-scrollbar {
    width: 4px;
}

.chat-input::-webkit-scrollbar-thumb {
    background: var(--chat-text-muted);
    border-radius: var(--chat-radius-full);
}

/* ==========================================
   Input Actions
   ========================================== */
.chat-input-actions {
    display: flex;
    align-items: flex-end;
    gap: var(--chat-padding-xs);
    padding: var(--chat-padding-xs);
}

.chat-file-btn,
.chat-send-btn {
    width: 36px;
    height: 36px;
    border: none;
    border-radius: var(--chat-radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--chat-transition-fast);
    font-size: 16px;
    flex-shrink: 0;
}

/* File Upload Button */
.chat-file-btn {
    background: var(--chat-surface);
    color: var(--chat-text-secondary);
}

.chat-file-btn:hover:not(:disabled) {
    background: var(--chat-border);
    color: var(--chat-text-primary);
    transform: scale(1.05);
}

.chat-file-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Send Button */
.chat-send-btn {
    background: var(--chat-primary);
    color: var(--chat-text-white);
    transform: scale(0.9);
    opacity: 0.7;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.chat-send-btn:not(:disabled) {
    transform: scale(1);
    opacity: 1;
}

.chat-send-btn:hover:not(:disabled) {
    background: var(--chat-primary-dark);
    transform: scale(1.05);
    box-shadow: 0 2px 8px var(--chat-shadow);
}

.chat-send-btn:active:not(:disabled) {
    transform: scale(0.95);
}

.chat-send-btn:disabled {
    background: var(--chat-text-muted);
    cursor: not-allowed;
    transform: scale(0.9);
    opacity: 0.5;
}

.chat-send-btn:focus-visible {
    outline: 2px solid var(--chat-primary);
    outline-offset: 1px;
}

/* Send Button Animation */
.chat-send-btn.sending {
    background: var(--chat-warning);
    animation: sendingPulse 1s infinite;
}

@keyframes sendingPulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

/* ==========================================
   Input Footer
   ========================================== */
.chat-input-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: var(--chat-padding-xs);
    font-size: 11px;
    color: var(--chat-text-muted);
}

.char-counter {
    margin-left: auto;
}

.char-count {
    color: var(--chat-text-secondary);
    font-weight: 500;
}

.char-counter.warning .char-count {
    color: var(--chat-warning);
}

.char-counter.error .char-count {
    color: var(--chat-danger);
    font-weight: 600;
}

.char-max {
    color: var(--chat-text-muted);
}

/* ==========================================
   Chat Footer
   ========================================== */
.chat-footer {
    background: var(--chat-surface);
    border-top: 1px solid var(--chat-border);
    padding: var(--chat-padding-sm) var(--chat-padding-md);
}

.chat-footer-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--chat-padding-xs);
}

.chat-footer-btn {
    display: flex;
    align-items: center;
    gap: var(--chat-padding-xs);
    padding: var(--chat-padding-xs) var(--chat-padding-sm);
    background: transparent;
    border: 1px solid var(--chat-border);
    border-radius: var(--chat-radius-sm);
    color: var(--chat-text-secondary);
    cursor: pointer;
    transition: var(--chat-transition-fast);
    font-size: 12px;
}

.chat-footer-btn:hover {
    background: var(--chat-primary);
    color: var(--chat-text-white);
    border-color: var(--chat-primary);
}

.chat-footer-btn i {
    font-size: 12px;
}

/* User Feedback */
.chat-feedback {
    display: flex;
    align-items: center;
    gap: var(--chat-padding-sm);
    padding: var(--chat-padding-sm);
    background: var(--chat-bg);
    border-radius: var(--chat-radius-sm);
    border: 1px solid var(--chat-border);
    animation: feedbackSlideIn 0.3s ease-out;
}

@keyframes feedbackSlideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.feedback-text {
    font-size: 12px;
    color: var(--chat-text-secondary);
    flex: 1;
}

.feedback-btn {
    width: 28px;
    height: 28px;
    border: none;
    border-radius: var(--chat-radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--chat-transition-fast);
    font-size: 12px;
}

.feedback-positive {
    background: rgba(56, 193, 114, 0.1);
    color: var(--chat-success);
}

.feedback-positive:hover {
    background: var(--chat-success);
    color: var(--chat-text-white);
    transform: scale(1.1);
}

.feedback-negative {
    background: rgba(229, 62, 62, 0.1);
    color: var(--chat-danger);
}

.feedback-negative:hover {
    background: var(--chat-danger);
    color: var(--chat-text-white);
    transform: scale(1.1);
}

.feedback-btn.selected {
    transform: scale(1.2);
    box-shadow: 0 2px 8px var(--chat-shadow);
}

/* Footer Branding */
.chat-footer-branding {
    text-align: center;
}

.powered-by {
    font-size: 10px;
    color: var(--chat-text-muted);
    opacity: 0.7;
}

/* ==========================================
   State-specific Styling
   ========================================== */

/* Loading State */
.chat-widget.loading .chat-input,
.chat-widget.loading .chat-send-btn,
.chat-widget.loading .chat-footer-btn {
    pointer-events: none;
    opacity: 0.6;
}

/* Disconnected State */
.chat-widget.disconnected .chat-input-wrapper {
    border-color: var(--chat-danger);
    background: rgba(229, 62, 62, 0.05);
}

.chat-widget.disconnected .chat-input {
    background: transparent;
}

/* Error State */
.chat-widget.error .chat-send-btn {
    background: var(--chat-danger);
    animation: errorShake 0.5s ease-in-out;
}

@keyframes errorShake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-4px); }
    75% { transform: translateX(4px); }
}

/* ==========================================
   Mobile Responsive για Input Area
   ========================================== */
@media (max-width: 480px) {
    .chat-input-container {
        padding: var(--chat-padding-sm);
    }

    .chat-input {
        font-size: 16px; /* Prevent zoom on iOS */
        min-height: 18px;
    }

    .chat-file-btn,
    .chat-send-btn {
        width: 32px;
        height: 32px;
        font-size: 14px;
    }

    .chat-session-status {
        font-size: 10px;
        padding: 4px var(--chat-padding-xs);
    }

    .session-timer {
        font-size: 9px;
    }

    .chat-input-footer {
        font-size: 10px;
    }

    .chat-footer {
        padding: var(--chat-padding-xs) var(--chat-padding-sm);
    }

    .chat-footer-btn {
        font-size: 11px;
        padding: 4px var(--chat-padding-xs);
    }

    .feedback-btn {
        width: 24px;
        height: 24px;
        font-size: 10px;
    }
}
/* ==========================================
   ΔΙΟΡΘΩΜΕΝΟ Session Warning Modal
   ========================================== */
.chat-session-warning {
    position: fixed; /* Fixed positioning για καλύτερη τοποθέτηση */
    bottom: 90px; /* Πάνω από το chat widget */
    right: 20px; /* Ίδια απόσταση με το widget */
    width: auto;
    max-width: 350px;
    min-width: 300px;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(12px);
    border-radius: var(--chat-radius-lg);
    padding: 0;
    z-index: calc(var(--chat-z-widget) + 10);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0;
    transform: translateY(20px) scale(0.9);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
    display: none; /* Κρυφό by default */
}

/* Visible state */
.chat-session-warning.visible {
    display: block;
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: all;
    animation: warningSlideIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes warningSlideIn {
    0% {
        opacity: 0;
        transform: translateY(30px) scale(0.8);
    }
    60% {
        opacity: 0.8;
        transform: translateY(-5px) scale(1.02);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Position adjustment για αριστερή πλευρά */
.chat-widget[data-position="bottom-left"] ~ .chat-session-warning {
    left: 20px;
    right: auto;
}

/* Warning content */
.warning-content {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border-radius: var(--chat-radius-lg);
    padding: var(--chat-padding-lg);
    margin: 0;
    text-align: center;
    position: relative;
    border: 1px solid var(--chat-border);
}

/* Warning header */
.warning-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--chat-padding-sm);
    margin-bottom: var(--chat-padding-md);
}

.warning-icon {
    font-size: 28px;
    color: var(--chat-warning);
    animation: warningPulse 2s infinite;
    filter: drop-shadow(0 2px 4px rgba(246, 153, 63, 0.3));
}

@keyframes warningPulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.7;
        transform: scale(1.1);
    }
}

.warning-content h4 {
    font-size: 18px;
    font-weight: 600;
    color: var(--chat-text-primary);
    margin: 0;
    line-height: 1.3;
}

/* Warning body */
.warning-content p {
    font-size: 14px;
    color: var(--chat-text-secondary);
    line-height: 1.5;
    margin: var(--chat-padding-sm) 0 var(--chat-padding-lg) 0;
}

.warning-time {
    font-weight: 700;
    color: var(--chat-warning);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', monospace;
    font-size: 20px;
    text-shadow: 0 1px 2px rgba(246, 153, 63, 0.3);
}

/* Warning actions */
.warning-actions {
    display: flex;
    gap: var(--chat-padding-sm);
    justify-content: center;
}

.btn-warning-extend,
.btn-warning-end {
    padding: var(--chat-padding-md) var(--chat-padding-lg);
    border: none;
    border-radius: var(--chat-radius-md);
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    min-width: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--chat-padding-xs);
    position: relative;
    overflow: hidden;
}

.btn-warning-extend {
    background: linear-gradient(135deg, var(--chat-primary), var(--chat-primary-dark));
    color: var(--chat-text-white);
    box-shadow: 0 4px 12px rgba(52, 144, 220, 0.3);
}

.btn-warning-extend:hover {
    background: linear-gradient(135deg, var(--chat-primary-dark), var(--chat-primary));
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(52, 144, 220, 0.4);
}

.btn-warning-end {
    background: var(--chat-surface);
    color: var(--chat-text-secondary);
    border: 2px solid var(--chat-border);
}

.btn-warning-end:hover {
    background: var(--chat-danger);
    color: var(--chat-text-white);
    border-color: var(--chat-danger);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(229, 62, 62, 0.4);
}

.btn-warning-extend:active,
.btn-warning-end:active {
    transform: translateY(0);
}

/* ==========================================
   ΕΠΙΛΟΓΗ 2: In-Chat Notification Banner
   ========================================== */
.chat-session-warning-banner {
    background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
    border: 2px solid var(--chat-warning);
    border-radius: var(--chat-radius-md);
    padding: var(--chat-padding-md);
    margin: var(--chat-padding-sm);
    text-align: center;
    position: relative;
    z-index: 10;
    box-shadow: 0 4px 12px rgba(246, 153, 63, 0.2);
    animation: bannerSlideDown 0.4s ease-out;
}

@keyframes bannerSlideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.banner-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--chat-padding-sm);
    margin-bottom: var(--chat-padding-sm);
}

.banner-icon {
    font-size: 20px;
    color: var(--chat-warning);
}

.banner-text {
    font-size: 14px;
    font-weight: 600;
    color: #8b6914;
}

.banner-actions {
    display: flex;
    gap: var(--chat-padding-xs);
    justify-content: center;
}

.btn-banner-extend,
.btn-banner-end {
    padding: var(--chat-padding-xs) var(--chat-padding-sm);
    border: none;
    border-radius: var(--chat-radius-sm);
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--chat-transition-fast);
}

.btn-banner-extend {
    background: var(--chat-warning);
    color: var(--chat-text-white);
}

.btn-banner-end {
    background: transparent;
    color: #8b6914;
    border: 1px solid #8b6914;
}

/* ==========================================
   Enhanced Focus States
   ========================================== */

.quick-reply-btn:focus,
.btn-warning-extend:focus,
.btn-warning-end:focus,
.feedback-btn:focus {
    outline: 3px solid var(--chat-primary);
    outline-offset: 2px;
}

/* Improved focus για buttons */
.chat-action-btn:focus-visible,
.chat-send-btn:focus-visible,
.chat-footer-btn:focus-visible {
    outline: 2px solid var(--chat-primary);
    outline-offset: 1px;
    box-shadow: 0 0 0 4px rgba(52, 144, 220, 0.2);
}

/* ==========================================
   Dark Mode Support (Bonus)
   ========================================== */
@media (prefers-color-scheme: dark) {
    :root {
        --chat-bg: #1a202c;
        --chat-surface: #2d3748;
        --chat-border: #4a5568;
        --chat-text-primary: #f7fafc;
        --chat-text-secondary: #e2e8f0;
        --chat-text-muted: #a0aec0;
        --chat-shadow: rgba(0, 0, 0, 0.3);
        --chat-shadow-dark: rgba(0, 0, 0, 0.5);
    }

    .warning-content {
        background: linear-gradient(135deg, #2d3748 0%, #4a5568 100%);
        color: var(--chat-text-primary);
    }

    .chat-session-warning-banner {
        background: linear-gradient(135deg, #744210 0%, #975a16 100%);
        border-color: #d69e2e;
    }

    .banner-text {
        color: #f6e05e;
    }

    .btn-banner-end {
        color: #f6e05e;
        border-color: #f6e05e;
    }
}

/* ==========================================
   Mobile Responsive για Session Warning
   ========================================== */
@media (max-width: 480px) {
    .chat-session-warning {
        bottom: 80px;
        right: 10px;
        left: 10px;
        max-width: none;
        min-width: auto;
        width: calc(100vw - 20px);
    }

    .chat-widget[data-position="bottom-left"] ~ .chat-session-warning {
        left: 10px;
    }

    .warning-content {
        padding: var(--chat-padding-md);
    }

    .warning-content h4 {
        font-size: 16px;
    }

    .warning-content p {
        font-size: 13px;
    }

    .warning-time {
        font-size: 18px;
    }

    .btn-warning-extend,
    .btn-warning-end {
        min-width: 80px;
        padding: var(--chat-padding-sm) var(--chat-padding-md);
        font-size: 13px;
    }

    .chat-session-warning-banner {
        margin: var(--chat-padding-xs);
        padding: var(--chat-padding-sm);
    }

    .banner-text {
        font-size: 13px;
    }

    .btn-banner-extend,
    .btn-banner-end {
        font-size: 11px;
        padding: 4px var(--chat-padding-xs);
    }
}

/* ==========================================
   Final Polish & Animations
   ========================================== */

/* Smooth transitions για όλα τα στοιχεία */
* {
    -webkit-tap-highlight-color: transparent;
}

/* Enhanced button hover effects */
.quick-reply-btn,
.chat-action-btn,
.chat-send-btn,
.chat-footer-btn,
.feedback-btn {
    position: relative;
    overflow: hidden;
}

.quick-reply-btn::before,
.chat-action-btn::before,
.chat-send-btn::before,
.chat-footer-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.quick-reply-btn:hover::before,
.chat-action-btn:hover::before,
.chat-send-btn:hover::before,
.chat-footer-btn:hover::before {
    left: 100%;
}

/* Entrance animations για chat elements */
.chat-window {
    animation: windowEntrance 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes windowEntrance {
    0% {
        opacity: 0;
        transform: translateY(40px) scale(0.8);
    }
    60% {
        opacity: 0.8;
        transform: translateY(-5px) scale(1.02);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Performance optimizations */
.chat-window,
.chat-toggle-btn,
.chat-notification-badge,
.chat-session-warning {
    will-change: transform, opacity;
}

/* Print styles */
@media print {
    .chat-widget {
        display: none !important;
    }
}

/* ==========================================
   High Contrast Mode Enhanced
   ========================================== */
@media (prefers-contrast: high) {
    .chat-notification-badge {
        border-width: 4px;
        font-weight: 800;
        background: #ff0000;
    }

    .warning-content {
        border-width: 3px;
        box-shadow: 0 0 0 2px var(--chat-text-primary);
    }

    .btn-warning-extend,
    .btn-warning-end {
        border-width: 2px;
        font-weight: 700;
    }
}

/* ==========================================
   Reduced Motion Enhanced
   ========================================== */
@media (prefers-reduced-motion: reduce) {
    .chat-session-warning,
    .warning-content,
    .chat-session-warning-banner,
    .chat-window {
        animation: none;
        transition: opacity 0.2s ease;
    }

    .warning-icon,
    .tobbie-status-indicator,
    .session-indicator,
    .session-timer {
        animation: none;
    }

    .quick-reply-btn::before,
    .chat-action-btn::before,
    .chat-send-btn::before,
    .chat-footer-btn::before {
        display: none;
    }
}