/**
 * Modern Chat UI Styles
 * WhatsApp/Telegram inspired design with Dark/Light theme support
 */

/* Theme Variables */
:root {
    --chat-bg: linear-gradient(135deg, #0f0f1b 0%, #1a1a2e 100%);
    --chat-header-bg: linear-gradient(135deg, rgba(138, 43, 226, 0.15), rgba(255, 47, 179, 0.15));
    --chat-header-border: rgba(255, 47, 179, 0.3);
    --chat-text-primary: #e0e0e0;
    --chat-text-secondary: rgba(255, 255, 255, 0.7);
    --chat-text-muted: rgba(255, 255, 255, 0.5);
    --chat-input-bg: rgba(255, 255, 255, 0.08);
    --chat-input-border: rgba(255, 255, 255, 0.15);
    --chat-message-user-bg: linear-gradient(135deg, #8a2be2 0%, #ff2fb3 100%);
    --chat-message-assistant-bg: rgba(255, 255, 255, 0.1);
    --chat-message-assistant-border: rgba(255, 255, 255, 0.1);
    --chat-scrollbar-track: rgba(255, 255, 255, 0.05);
    --chat-scrollbar-thumb: rgba(255, 255, 255, 0.2);
    --chat-scrollbar-thumb-hover: rgba(255, 255, 255, 0.3);
}

/* Light Theme */
body[data-theme="light"] {
    --chat-bg: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    --chat-header-bg: linear-gradient(135deg, rgba(138, 43, 226, 0.08), rgba(255, 47, 179, 0.08));
    --chat-header-border: rgba(138, 43, 226, 0.2);
    --chat-text-primary: #0f172a;
    --chat-text-secondary: rgba(15, 23, 42, 0.7);
    --chat-text-muted: rgba(15, 23, 42, 0.5);
    --chat-input-bg: rgba(15, 23, 42, 0.05);
    --chat-input-border: rgba(15, 23, 42, 0.15);
    --chat-message-user-bg: linear-gradient(135deg, #8a2be2 0%, #ff2fb3 100%);
    --chat-message-assistant-bg: rgba(15, 23, 42, 0.08);
    --chat-message-assistant-border: rgba(138, 43, 226, 0.2);
    --chat-scrollbar-track: rgba(15, 23, 42, 0.05);
    --chat-scrollbar-thumb: rgba(15, 23, 42, 0.2);
    --chat-scrollbar-thumb-hover: rgba(15, 23, 42, 0.3);
}

.chat-container {
    display: flex;
    flex-direction: column;
    height: 100%;
    background: var(--chat-bg);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

/* Expanded Header with Model Info */
.chat-header-expanded {
    background: var(--chat-header-bg);
    border-bottom: 1px solid var(--chat-header-border);
    padding: 16px;
}

.chat-header-main {
    display: flex;
    align-items: center;
    gap: 16px;
}

.chat-avatar-large {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid #ff2fb3;
    flex-shrink: 0;
}

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

.chat-model-name {
    margin: 0 0 6px 0;
    font-size: 20px;
    font-weight: 700;
    background: linear-gradient(135deg, #8a2be2, #ff2fb3);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.chat-badges {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 8px;
}

.chat-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    color: white;
}

.chat-badge-gender {
    background: #ff2fb3;
}

.chat-badge-age {
    background: #8a2be2;
}

.chat-badge-online {
    background: #4caf50;
}

.chat-bio-container {
    position: relative;
    margin-top: 6px;
}

.chat-bio {
    margin: 0;
    font-size: 12px;
    line-height: 1.4;
    color: var(--chat-text-secondary);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.chat-bio-full {
    margin: 0;
    font-size: 12px;
    line-height: 1.4;
    color: var(--chat-text-secondary);
    max-height: 200px;
    overflow-y: auto;
}

.chat-bio-toggle {
    background: none;
    border: none;
    color: #ff2fb3;
    cursor: pointer;
    font-size: 12px;
    padding: 2px 4px;
    margin-top: 4px;
    transition: all 0.2s;
    font-weight: 600;
}

.chat-bio-toggle:hover {
    color: #8a2be2;
    transform: scale(1.1);
}

/* Messages Area */
.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

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

.chat-messages::-webkit-scrollbar-track {
    background: var(--chat-scrollbar-track);
}

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

.chat-messages::-webkit-scrollbar-thumb:hover {
    background: var(--chat-scrollbar-thumb-hover);
}

/* Messages */
.chat-message {
    display: flex;
    animation: messageSlide 0.3s ease-out;
}

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

.chat-message-user {
    justify-content: flex-end;
}

.chat-message-assistant {
    justify-content: flex-start;
    align-items: flex-start;
    gap: 8px;
    flex-wrap: wrap;
}

.message-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.message-bubble {
    max-width: 70%;
    display: flex;
    flex-direction: column;
    flex: 1; /* Allow bubble to expand */
}

.message-content {
    padding: 12px 16px;
    border-radius: 18px;
    word-wrap: break-word;
    line-height: 1.4;
    font-size: 14px;
    order: 1; /* Message text comes first */
}

.chat-message-user .message-content {
    background: var(--chat-message-user-bg);
    color: white;
    border-bottom-right-radius: 4px;
}

.chat-message-assistant .message-content {
    background: var(--chat-message-assistant-bg);
    color: var(--chat-text-primary);
    border-bottom-left-radius: 4px;
    border: 1px solid var(--chat-message-assistant-border);
}

/* Typing Indicator */
.typing-indicator {
    display: flex;
    gap: 4px;
    align-items: center;
}

.typing-indicator span {
    width: 8px;
    height: 8px;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 50%;
    animation: typing 1.4s infinite;
}

.typing-indicator span:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-indicator span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes typing {
    0%, 60%, 100% {
        opacity: 0.5;
        transform: translateY(0);
    }
    30% {
        opacity: 1;
        transform: translateY(-10px);
    }
}

/* Input Area */
.chat-input-area {
    padding: 12px 16px;
    background: var(--chat-input-bg);
    border-top: 1px solid var(--chat-input-border);
}

.chat-form {
    display: flex;
    gap: 8px;
}

.chat-input-wrapper {
    display: flex;
    gap: 8px;
    flex: 1;
    align-items: flex-end;
}

.chat-input {
    flex: 1;
    background: var(--chat-input-bg);
    border: 1px solid var(--chat-input-border);
    color: var(--chat-text-primary);
    padding: 10px 14px;
    border-radius: 20px;
    font-size: 14px;
    font-family: inherit;
    resize: none;
    max-height: 120px;
    transition: all 0.2s;
}

.chat-input:focus {
    outline: none;
    background: var(--chat-input-bg);
    border-color: rgba(255, 47, 179, 0.5);
    box-shadow: 0 0 8px rgba(255, 47, 179, 0.2);
}

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

.chat-send-btn {
    background: linear-gradient(135deg, #8a2be2 0%, #ff2fb3 100%);
    border: none;
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    flex-shrink: 0;
}

.chat-send-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(255, 47, 179, 0.4);
}

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

/* Token Info */
.chat-token-info {
    text-align: center;
    padding: 8px;
    color: rgba(255, 255, 255, 0.5);
    font-size: 12px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

/* Responsive */
@media (max-width: 768px) {
    .message-bubble {
        max-width: 85%;
    }
    
    .chat-header-expanded {
        padding: 12px;
    }
    
    .chat-avatar-large {
        width: 50px;
        height: 50px;
    }
    
    .chat-model-name {
        font-size: 18px;
    }
    
    .chat-header-main {
        gap: 12px;
    }
}

@media (max-width: 480px) {
    .message-bubble {
        max-width: 95%;
    }
    
    .chat-container {
        border-radius: 0;
    }
    
    .chat-avatar-large {
        width: 45px;
        height: 45px;
    }
    
    .chat-model-name {
        font-size: 16px;
    }
    
    .chat-badge {
        font-size: 10px;
        padding: 2px 8px;
    }
}

/* System Messages */
.chat-message-system {
    display: flex;
    justify-content: center;
    margin: 16px 0;
}

.message-system {
    background: rgba(138, 43, 226, 0.15);
    color: var(--chat-text-secondary);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 13px;
    text-align: center;
    border: 1px solid rgba(138, 43, 226, 0.3);
}

/* Clear Chat Button - Clean & Minimal */
.chat-clear-btn {
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 5px 12px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: all 0.2s ease;
}

.chat-clear-btn:hover {
    background: rgba(239, 68, 68, 0.2);
    border-color: rgba(239, 68, 68, 0.4);
    color: #fca5a5;
}

.chat-clear-btn:active {
    opacity: 0.8;
}

.chat-clear-btn i {
    font-size: 11px;
}

/* Light theme variant */
body[data-theme="light"] .chat-clear-btn {
    background: rgba(15, 23, 42, 0.05);
    color: rgba(15, 23, 42, 0.7);
    border-color: rgba(15, 23, 42, 0.15);
}

body[data-theme="light"] .chat-clear-btn:hover {
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.3);
    color: #dc2626;
}

/* ===== AUTO-PLAY VOICE TOGGLE ===== */

.voice-autoplay-toggle {
    padding: 12px 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(138, 43, 226, 0.05);
}

.toggle-label {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    user-select: none;
}

.toggle-checkbox {
    display: none;
}

.toggle-switch {
    width: 44px;
    height: 24px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    position: relative;
    transition: background 0.3s ease;
    flex-shrink: 0;
}

.toggle-checkbox:checked + .toggle-switch {
    background: #4caf50;
}

.toggle-switch::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    background: white;
    border-radius: 50%;
    top: 2px;
    left: 2px;
    transition: left 0.3s ease;
}

.toggle-checkbox:checked + .toggle-switch::after {
    left: 22px;
}

.toggle-text {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.toggle-title {
    font-weight: 600;
    color: var(--chat-text-primary);
    font-size: 14px;
}

.toggle-description {
    font-size: 12px;
    color: var(--chat-text-secondary);
    line-height: 1.3;
}

/* ===== VOICE CONTROLS ===== */

.voice-controls {
    display: flex;
    gap: 8px;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    flex-wrap: wrap;
    align-items: center;
    order: 10; /* Place after message content */
}

.voice-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(138, 43, 226, 0.15);
    color: #8a2be2;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
    padding: 0;
}

.voice-btn:hover:not(:disabled) {
    background: rgba(138, 43, 226, 0.3);
    border-color: rgba(138, 43, 226, 0.5);
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(138, 43, 226, 0.3);
}

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

.voice-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.voice-btn i {
    font-size: 16px;
}

.voice-play-btn {
    background: rgba(76, 175, 80, 0.15);
    color: #4caf50;
    border-color: rgba(76, 175, 80, 0.3);
}

.voice-play-btn:hover:not(:disabled) {
    background: rgba(76, 175, 80, 0.3);
    border-color: rgba(76, 175, 80, 0.5);
    box-shadow: 0 4px 12px rgba(76, 175, 80, 0.3);
}

.voice-regenerate-btn {
    background: rgba(33, 150, 243, 0.15);
    color: #2196f3;
    border-color: rgba(33, 150, 243, 0.3);
}

.voice-regenerate-btn:hover:not(:disabled) {
    background: rgba(33, 150, 243, 0.3);
    border-color: rgba(33, 150, 243, 0.5);
    box-shadow: 0 4px 12px rgba(33, 150, 243, 0.3);
}

.voice-save-btn {
    background: rgba(255, 152, 0, 0.15);
    color: #ff9800;
    border-color: rgba(255, 152, 0, 0.3);
}

.voice-save-btn:hover:not(:disabled) {
    background: rgba(255, 152, 0, 0.3);
    border-color: rgba(255, 152, 0, 0.5);
    box-shadow: 0 4px 12px rgba(255, 152, 0, 0.3);
}

.voice-player {
    width: 100%;
    margin-top: 12px;
}

.voice-player audio {
    width: 100%;
    max-width: 300px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.05);
    outline: none;
}

.voice-player audio::-webkit-media-controls-panel {
    background-color: rgba(138, 43, 226, 0.1);
}

/* Light theme voice controls */
body[data-theme="light"] .voice-btn {
    background: rgba(138, 43, 226, 0.08);
    color: #8a2be2;
    border-color: rgba(138, 43, 226, 0.2);
}

body[data-theme="light"] .voice-btn:hover:not(:disabled) {
    background: rgba(138, 43, 226, 0.15);
    border-color: rgba(138, 43, 226, 0.4);
    box-shadow: 0 4px 12px rgba(138, 43, 226, 0.2);
}

body[data-theme="light"] .voice-play-btn {
    background: rgba(76, 175, 80, 0.08);
    color: #2e7d32;
    border-color: rgba(76, 175, 80, 0.2);
}

body[data-theme="light"] .voice-play-btn:hover:not(:disabled) {
    background: rgba(76, 175, 80, 0.15);
    border-color: rgba(76, 175, 80, 0.4);
    box-shadow: 0 4px 12px rgba(76, 175, 80, 0.2);
}

body[data-theme="light"] .voice-regenerate-btn {
    background: rgba(33, 150, 243, 0.08);
    color: #1565c0;
    border-color: rgba(33, 150, 243, 0.2);
}

body[data-theme="light"] .voice-regenerate-btn:hover:not(:disabled) {
    background: rgba(33, 150, 243, 0.15);
    border-color: rgba(33, 150, 243, 0.4);
    box-shadow: 0 4px 12px rgba(33, 150, 243, 0.2);
}

body[data-theme="light"] .voice-save-btn {
    background: rgba(255, 152, 0, 0.08);
    color: #e65100;
    border-color: rgba(255, 152, 0, 0.2);
}

body[data-theme="light"] .voice-save-btn:hover:not(:disabled) {
    background: rgba(255, 152, 0, 0.15);
    border-color: rgba(255, 152, 0, 0.4);
    box-shadow: 0 4px 12px rgba(255, 152, 0, 0.2);
}

/* Spinner animation for loading */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.fa-spin {
    animation: spin 1s linear infinite;
}

/* ==========================================
   IMAGE GENERATION TOGGLE
   ========================================== */

.image-gen-toggle-container {
    background: rgba(138, 43, 226, 0.1);
    padding: 6px 12px;
    border-radius: 20px;
    border: 1px solid rgba(138, 43, 226, 0.3);
}

.toggle-switch-small {
    position: relative;
    display: inline-block;
    width: 40px;
    height: 22px;
    cursor: pointer;
}

.toggle-checkbox-small {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider-small {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(255, 255, 255, 0.2);
    transition: 0.3s;
    border-radius: 22px;
}

.toggle-slider-small:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: 0.3s;
    border-radius: 50%;
}

.toggle-checkbox-small:checked + .toggle-slider-small {
    background: linear-gradient(135deg, #8a2be2, #ff2fb3);
}

.toggle-checkbox-small:checked + .toggle-slider-small:before {
    transform: translateX(18px);
}

.toggle-label-text {
    font-size: 14px;
    font-weight: 600;
    color: var(--chat-text-primary);
    white-space: nowrap;
}

/* Dark Theme (default) */
.ai-model-select {
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(138, 43, 226, 0.4);
    border-radius: 8px;
    padding: 4px 8px;
    color: #e0e0e0;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.ai-model-select:hover {
    background: rgba(0, 0, 0, 0.5);
    border-color: rgba(138, 43, 226, 0.6);
}

.ai-model-select:focus {
    outline: none;
    border-color: #8a2be2;
    box-shadow: 0 0 0 2px rgba(138, 43, 226, 0.3);
}

.ai-model-select option {
    background: #1a1a2e;
    color: #e0e0e0;
    padding: 4px;
}

/* Light Theme */
body[data-theme="light"] .ai-model-select {
    background: white;
    border: 2px solid rgba(138, 43, 226, 0.3);
    color: #0f172a;
}

body[data-theme="light"] .ai-model-select:hover {
    background: #f8fafc;
    border-color: rgba(138, 43, 226, 0.5);
}

body[data-theme="light"] .ai-model-select:focus {
    border-color: #8a2be2;
    box-shadow: 0 0 0 2px rgba(138, 43, 226, 0.2);
}

body[data-theme="light"] .ai-model-select option {
    background: white;
    color: #0f172a;
}

/* ==========================================
   INLINE CHAT IMAGES
   ========================================== */

.chat-message-images {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 12px;
}

.chat-generated-image {
    max-width: 300px;
    max-height: 400px;
    border-radius: 12px;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.chat-generated-image:hover {
    transform: scale(1.02);
    box-shadow: 0 6px 20px rgba(138, 43, 226, 0.4);
}

/* Image Lightbox */
.image-lightbox {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.95);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    animation: fadeIn 0.2s ease;
}

.image-lightbox img {
    max-width: 90%;
    max-height: 90%;
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.8);
}

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

/* Mobile Responsive */
@media (max-width: 768px) {
    .image-gen-toggle-container {
        padding: 4px 8px;
    }
    
    .toggle-label-text {
        font-size: 12px;
    }
    
    .ai-model-select {
        font-size: 12px;
        padding: 3px 6px;
    }
    
    .chat-generated-image {
        max-width: 100%;
        max-height: 300px;
    }
}