/* Import LinkShare theme variables */
:root {
    --primary-color: #25D366;
    --secondary-color: #128C7E;
    --accent-color: #34B7F1;
    --text-color: #333;
    --bg-color: #f5f5f5;
    --white: #ffffff;
    --gray-light: #f8f9fa;
    --gray: #6c757d;
    --shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
    --radius: 12px;
    --transition: all 0.3s ease;
}

/* Reset and Base Styles 
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
    overflow-x: hidden;
}
*/
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.header h1 {
    color: #fff;
    font-size: 2.5rem;
    margin-bottom: 10px;
    font-weight: 700;
}

.header h1 i {
    color: #25d366;
    margin-right: 15px;
}

.header p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.2rem;
    font-weight: 300;
}

/* Converter Container - matching document-converter */
.converter-container {
    width: 100%;
    padding: 3%;
    margin: 0 auto;
    background-color: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

/* Main Content Layout */
.main-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    align-items: start;
}

/* Controls Panel */
.controls-panel {
    background: var(--gray-light);
    border-radius: var(--radius);
    padding: 1.5rem;
    border: 1px solid #ddd;
}

.controls-panel h3 {
    color: var(--secondary-color);
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
    font-weight: 600;
}

.control-group {
    margin-bottom: 20px;
}

.control-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #555;
    font-size: 0.95rem;
}

.control-group input,
.control-group select {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid #ddd;
    border-radius: var(--radius);
    font-size: 1rem;
    transition: var(--transition);
    background: var(--white);
}

.control-group input:focus,
.control-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(37, 211, 102, 0.1);
}

/* Messages Section */
.messages-section {
    margin: 30px 0;
}

.messages-section h4 {
    margin-bottom: 15px;
    color: #333;
    font-size: 1.2rem;
}

.add-message {
    display: grid;
    grid-template-columns: 120px 120px 1fr 100px auto;
    gap: 10px;
    margin-top: 15px;
    align-items: center;
}

.message-item {
    background: #f8f9fa;
    padding: 12px 15px;
    border-radius: 10px;
    margin-bottom: 10px;
    border-left: 4px solid #25d366;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.message-item.sent {
    border-left-color: #128c7e;
    background: #e8f5e8;
}

.message-item.received {
    border-left-color: #25d366;
    background: #f0f8ff;
}

.message-content {
    flex: 1;
}

.message-text {
    font-weight: 500;
    margin-bottom: 4px;
}

.message-time {
    font-size: 0.85rem;
    color: #666;
}

.delete-message {
    background: none;
    border: none;
    color: #e74c3c;
    cursor: pointer;
    font-size: 1.1rem;
    padding: 5px;
    border-radius: 5px;
    transition: background 0.3s ease;
}

.delete-message:hover {
    background: rgba(231, 76, 60, 0.1);
}

/* Buttons */
.btn-primary,
.btn-secondary {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: var(--radius);
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.btn-primary:hover {
    background-color: var(--secondary-color);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: var(--gray);
}

.btn-secondary:hover {
    background-color: #5a6268;
    transform: translateY(-2px);
}

.action-buttons {
    display: flex;
    gap: 15px;
    margin-top: 25px;
}

/* Preview Panel */
.preview-panel {
    background: var(--gray-light);
    border-radius: var(--radius);
    padding: 1.5rem;
    border: 1px solid #ddd;
    position: sticky;
    top: 20px;
}

.preview-panel h3 {
    color: var(--secondary-color);
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
    font-weight: 600;
    text-align: center;
}

/* Phone Mockup */
.phone-mockup {
    max-width: 420px; /* Increased for 6.7 inch screen */
    margin: 0 auto;
    position: relative;
}

.phone-screen {
    width: 100%;
    height: 720px; /* Increased height for larger screen */
    background: #fff;
    border-radius: 5px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    border: 8px solid #333;
    position: relative;
    display: flex;
    flex-direction: column;
}

/* Hidden screenshot container - no borders, dynamic sizing */
.screenshot-container {
    position: absolute;
    top: -9999px;
    left: -9999px;
    /* Size will be set dynamically in JS */
    background: #fff;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    border: none;
    border-radius: 5px; /* Keep your preferred border radius */
    visibility: hidden;
    /* Ultra-sharp text rendering */
    -webkit-font-smoothing: subpixel-antialiased;
    -moz-osx-font-smoothing: auto;
    text-rendering: geometricPrecision;
    font-feature-settings: "kern" 1, "liga" 1;
    /* Ensure fonts load properly */
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    /* Prevent any scaling issues */
    transform-origin: top left;
    transform: scale(1);
}

/* Ensure text in screenshot container is ultra-crisp */
.screenshot-container * {
    -webkit-font-smoothing: subpixel-antialiased;
    -moz-osx-font-smoothing: auto;
    text-rendering: geometricPrecision;
    font-feature-settings: "kern" 1, "liga" 1;
    /* Force sharp edges */
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

/* Force maximum contrast colors for screenshot container */
.screenshot-container .message-content-bubble {
    color: #000000 !important;
    font-weight: 600 !important;
    opacity: 1 !important;
    text-shadow: none !important;
    letter-spacing: 0 !important;
}

.screenshot-container .message-bubble.sent .message-content-bubble {
    background: #dcf8c6 !important;
    color: #000000 !important;
    text-shadow: none !important;
}

.screenshot-container .message-bubble.received .message-content-bubble {
    background: #ffffff !important;
    color: #000000 !important;
    border: 1px solid #e5e5e5 !important;
    text-shadow: none !important;
}

.screenshot-container .message-meta {
    color: #667781 !important;
    opacity: 1 !important;
    font-weight: 500 !important;
    text-shadow: none !important;
}

.screenshot-container .contact-name,
.screenshot-container .contact-status,
.screenshot-container .date-divider span,
.screenshot-container .info-banner span {
    color: inherit !important;
    opacity: 1 !important;
    text-shadow: none !important;
}

/* Carrier Radio Button Styles */
.carrier-options {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-top: 5px;
}

.carrier-signals {
    display: flex;
    gap: 15px;
}

.wifi-option {
    display: flex;
    align-items: center;
}

.radio-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 400;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 400;
}

.radio-label input[type="radio"],
.checkbox-label input[type="checkbox"] {
    width: auto;
    margin: 0;
    accent-color: var(--primary-color);
}

.radio-text,
.checkbox-text {
    user-select: none;
    color: #555;
}

.radio-label:hover .radio-text,
.checkbox-label:hover .checkbox-text {
    color: var(--primary-color);
}

/* Status Bar */
.status-bar {
    background: #075e54;
    color: white;
    padding: 8px 15px;
    font-size: 0.8rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 500;
}

.status-right {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Signal Bars Styling */
.signal-bars {
    display: flex;
    gap: 4px;
    align-items: center;
}

.signal-bars .fa-signal {
    font-size: 0.8rem;
    transition: opacity 0.3s ease;
}

.signal-bars .signal-1 {
    opacity: 1;
}

.signal-bars .signal-2 {
    opacity: 1;
}

/* Hide second signal when only 1 carrier is selected */
.signal-bars.single-carrier .signal-2 {
    opacity: 0;
    visibility: hidden;
    width: 0;
}

/* WiFi Icon Control */
.wifi-icon {
    display: inline-flex;
    align-items: center;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.wifi-icon.hidden {
    opacity: 0;
    visibility: hidden;
    width: 0;
}

/* Dynamic Battery Styling */
.battery {
    display: flex;
    align-items: center;
    gap: 6px;
}

.battery-container {
    display: flex;
    align-items: center;
    gap: 1px;
}

.battery-body {
    width: 20px;
    height: 10px;
    border: 1.5px solid #ffffff;
    border-radius: 2px;
    position: relative;
    background: rgba(255, 255, 255, 0.2);
    overflow: hidden;
}

.battery-fill {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    background: #ffffff;
    border-radius: 1px;
    transition: all 0.3s ease;
    min-width: 2px; /* Always show a small bit even at 0% */
}

.battery-tip {
    width: 2px;
    height: 6px;
    background: #ffffff;
    border-radius: 0 1px 1px 0;
    margin-left: 0px;
}

.battery-percent {
    font-size: 0.75rem;
    color: #ffffff;
    font-weight: 500;
    transition: color 0.3s ease;
}

/* Low Battery Styling (≤20%) */
.battery.low-battery .battery-body {
    border-color: #ff4444;
}

.battery.low-battery .battery-fill {
    background: #ff4444;
}

.battery.low-battery .battery-tip {
    background: #ff4444;
}

.battery.low-battery .battery-percent {
    color: #ff4444;
}

/* Chat Header */
.chat-header {
    background: #fff;
    color: #111;
    padding: 12px 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #e0e0e0;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.chat-header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.back-arrow {
    font-size: 1rem;
    cursor: pointer;
}

.contact-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.contact-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: #25d366;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1rem;
    overflow: hidden;
}

.contact-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.contact-name {
    font-weight: 500;
    font-size: 0.95rem;
}

.contact-status {
    font-size: 0.75rem;
    opacity: 0.8;
}

.chat-header-right {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 0.9rem;
}

.chat-header-right i {
    cursor: pointer;
    padding: 5px;
    border-radius: 50%;
    transition: background 0.3s ease;
}

.chat-header-right i:hover {
    background: rgba(0, 0, 0, 0.1);
}

/* Messages Container - Fixed height and clean background */
.messages-container {
    flex: 1;
    overflow-y: auto;
    padding: 15px 15px 80px 15px; /* Extra bottom padding to prevent cutoff */
    background: #efeae2; /* Solid background - no patterns */
    height: calc(100% - 60px); /* Full height minus message input */
    position: relative;
    box-sizing: border-box;
    min-height: 500px; /* Minimum height for larger screens */
}

/* Screenshot container messages - viewport-based capture */
.screenshot-container .messages-container {
    /* Height and overflow will be set by JavaScript based on viewport */
    flex: none !important;
    position: static !important;
    padding: 15px !important; /* Consistent padding on all sides */
    box-sizing: border-box !important;
}

/* Screenshot container phone screen - dynamic height adjustment */
.screenshot-container .phone-screen {
    height: auto !important;
    min-height: auto !important;
    max-height: none !important;
    overflow: visible !important;
    position: static !important;
    display: flex !important;
    flex-direction: column !important;
}

/* Ensure input stays at bottom of the screen clone */
.screenshot-container .phone-screen .message-input {
    margin-top: auto !important; /* Push to bottom in column flex */
}

/* Manual input styling (backup solution) */
.screenshot-container .manual-input,
.manual-input {
    display: flex !important;
    position: relative !important;
    width: 100% !important;
    background: #f0f2f6 !important;
    padding: 8px 12px !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 12px !important;
    min-height: 60px !important;
    border-top: none !important;
    z-index: 999 !important;
    visibility: visible !important;
    opacity: 1 !important;
    margin-top: auto !important;
}

.manual-input .input-section {
    display: flex !important;
    align-items: center !important;
    gap: 8px !important;
    flex: 1 !important;
    background: #fff !important;
    border: 1px solid #ddd !important;
    border-radius: 25px !important;
    padding: 8px 12px !important;
}

.manual-input .mic-button {
    width: 38px !important;
    height: 38px !important;
    background: #25d366 !important;
    color: white !important;
    border-radius: 50% !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    font-size: 1rem !important;
}

/* New forced input styling - GUARANTEED TO WORK */
.screenshot-container .new-forced-input,
.new-forced-input {
    display: flex !important;
    position: static !important;
    width: 100% !important;
    background: #f0f2f6 !important;
    padding: 8px 12px !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 12px !important;
    min-height: 60px !important;
    border-top: none !important;
    z-index: 999 !important;
    visibility: visible !important;
    opacity: 1 !important;
    margin: 0 !important;
    box-sizing: border-box !important;
    flex-shrink: 0 !important;
    order: 999 !important;
}

.new-forced-input .input-section {
    display: flex !important;
    align-items: center !important;
    gap: 8px !important;
    flex: 1 !important;
    background: #fff !important;
    border: 1px solid #ddd !important;
    border-radius: 25px !important;
    padding: 8px 12px !important;
}

.new-forced-input .mic-button {
    width: 38px !important;
    height: 38px !important;
    background: #25d366 !important;
    color: white !important;
    border-radius: 50% !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    font-size: 1rem !important;
    flex-shrink: 0 !important;
}

/* MOBILE SCREENSHOT OVERRIDES - FORCE VISIBILITY */
@media (max-width: 768px) {
    .screenshot-container .message-input,
    .screenshot-container .phone-screen .message-input {
        display: flex !important;
        visibility: visible !important;
        position: static !important;
        opacity: 1 !important;
        width: 100% !important;
        background: #f0f2f6 !important;
        padding: 6px 10px !important;
        min-height: 55px !important;
        gap: 8px !important;
        order: 999 !important;
        z-index: 9999 !important;
        flex-shrink: 0 !important;
        align-items: center !important;
        justify-content: space-between !important;
        border-top: none !important;
        bottom: auto !important;
        left: auto !important;
        right: auto !important;
        top: auto !important;
        transform: none !important;
    }
    
    .screenshot-container .message-input .input-section {
        display: flex !important;
        align-items: center !important;
        gap: 6px !important;
        flex: 1 !important;
        background: #fff !important;
        border: 1px solid #ddd !important;
        border-radius: 25px !important;
        padding: 6px 10px !important;
    }
}

/* Keep message input visible and properly styled in screenshots */
.screenshot-container .phone-screen .message-input,
.screenshot-container .message-input {
    display: flex !important; /* Force visibility */
    position: static !important;
    bottom: auto !important;
    min-height: 50px !important;
    padding: 6px 12px !important;
    background: #f0f2f6 !important;
    border-top: none !important;
    visibility: visible !important;
    opacity: 1 !important;
}

.date-divider {
    text-align: center;
    margin: 15px 0;
}

.date-divider span {
    background: #e7e7e7;
    padding: 6px 12px;
    border-radius: 16px;
    font-size: 0.8rem;
    color: #666;
}

/* Message Bubbles */
.message-bubble {
    max-width: 78%;
    margin-bottom: 12px;
    position: relative;
    animation: messageSlideIn 0.25s ease;
}

.message-bubble.sent {
    margin-left: auto;
}

.message-bubble.received {
    margin-right: auto;
}

.message-content-bubble {
    padding: 8px 12px 20px 12px;
    border-radius: 18px;
    position: relative;
    word-wrap: break-word;
    color: #1f2937; /* Dark text color for visibility */
    font-size: 0.95rem;
    line-height: 1.4;
    font-weight: 400;
}

.message-bubble.sent .message-content-bubble {
    background: #dcf8c6;
    border-bottom-right-radius: 4px;
    color: #1a1a1a; /* Darker text for sent messages */
}

.message-bubble.received .message-content-bubble {
    background: #ffffff;
    border-bottom-left-radius: 4px;
    color: #1a1a1a; /* Dark text for received messages */
    border: 1px solid #e5e5e5; /* Subtle border for definition */
}

.message-meta {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.7rem;
    color: #667781 !important; /* Ensure meta text is visible */
    position: absolute;
    bottom: 6px;
    right: 10px;
    opacity: 1 !important; /* Force full opacity */
}

.message-meta .ticks {
    display: inline-flex;
    align-items: center;
    font-size: 0.75rem;
}

.message-bubble.received .message-meta {
    right: 10px;
    left: auto;
}

.message-bubble.received .message-time-bubble {
    text-align: left;
}

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

/* Message Input - Fixed positioning for mobile */
.message-input {
    background: #f0f2f6;
    padding: 8px 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    border-top: none; /* Removed white line */
    min-height: 60px;
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 10;
}

.input-section {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 25px;
    padding: 8px 12px;
}

.input-emoji, .input-attach, .input-camera {
    color: #54656f;
    font-size: 1rem;
    min-width: 20px;
    text-align: center;
}

.input-field {
    flex: 1;
    background: transparent;
    padding: 6px 8px;
    border-radius: 20px;
    border: none;
    color: #667781;
    font-size: 0.9rem;
}

.mic-button {
    width: 38px;
    height: 38px;
    background: #25d366;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
    cursor: pointer;
    transition: transform 0.2s ease;
    flex-shrink: 0;
}

.mic-button:hover {
    transform: scale(1.05);
}

.mic-button i {
    margin: 0;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .main-content {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .phone-mockup {
        max-width: 380px; /* Larger on tablet */
    }
    
    .phone-screen {
        height: 680px; /* Proportionally larger */
    }
    
    .messages-container {
        height: 320px;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 15px;
    }
    
    .header h1 {
        font-size: 2rem;
    }
    
    .add-message {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    
    .action-buttons {
        flex-direction: column;
    }
    
    .phone-mockup {
        max-width: 350px; /* Larger on mobile */
    }
    
    .phone-screen {
        height: 620px; /* Proportionally larger */
        border-width: 6px;
    }
    
    .messages-container {
        height: calc(100% - 55px); /* Adjusted for mobile message input */
        padding: 12px 12px 70px 12px; /* Prevent message cutoff */
    }
    
    /* Mobile-specific message input adjustments */
    .message-input {
        padding: 6px 10px;
        min-height: 55px;
        gap: 8px;
    }
    
    .input-section {
        padding: 6px 10px;
        gap: 6px;
    }
    
    .input-emoji, .input-attach, .input-camera {
        font-size: 0.9rem;
        min-width: 18px;
    }
    
    .input-field {
        font-size: 0.85rem;
        padding: 4px 6px;
    }
    
    .mic-button {
        width: 34px;
        height: 34px;
        font-size: 0.9rem;
    }
    
    /* Privacy message mobile adjustments */
    .info-banner {
        font-size: 0.85rem;
        padding: 8px 10px;
        margin: 6px auto 12px;
        gap: 6px;
        line-height: 1.3;
    }
    
    .info-banner i {
        font-size: 0.8rem;
        margin-top: 1px;
    }
}

/* Extra small mobile devices */
@media (max-width: 480px) {
    .phone-mockup {
        max-width: 320px; /* Larger on small mobile */
    }
    
    .phone-screen {
        height: 580px; /* Proportionally larger */
        border-width: 4px;
    }
    
    .messages-container {
        height: calc(100% - 50px); /* Adjusted for small mobile */
        padding: 10px 10px 65px 10px; /* Prevent message cutoff on small screens */
    }
    
    .message-input {
        padding: 5px 8px;
        min-height: 50px;
        gap: 6px;
    }
    
    .input-section {
        padding: 5px 8px;
        gap: 5px;
    }
    
    .input-emoji, .input-attach, .input-camera {
        font-size: 0.85rem;
        min-width: 16px;
    }
    
    .input-field {
        font-size: 0.8rem;
        padding: 3px 5px;
    }
    
    .mic-button {
        width: 32px;
        height: 32px;
        font-size: 0.85rem;
    }
    
    /* Privacy message small mobile adjustments */
    .info-banner {
        font-size: 0.8rem;
        padding: 6px 8px;
        margin: 5px auto 10px;
        gap: 5px;
        line-height: 1.25;
    }
    
    .info-banner i {
        font-size: 0.75rem;
        margin-top: 0px;
    }
}

.info-banner {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    background: #ffeecd;
    color: #4a4a4a;
    padding: 10px 12px;
    border-radius: 10px;
    font-size: 0.9rem;
    margin: 8px auto 14px;
    line-height: 1.4;
    text-align: left;
}

.info-banner i {
    flex-shrink: 0;
    margin-top: 2px; /* Align with first line of text */
    font-size: 0.85rem;
}

.info-banner span {
    flex: 1;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #25d366;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Success Message */
.success-message {
    background: #d4edda;
    border: 1px solid #c3e6cb;
    color: #155724;
    padding: 12px 15px;
    border-radius: 10px;
    margin: 15px 0;
    display: none;
}

/* Scrollbar Styling */
.messages-container::-webkit-scrollbar {
    width: 6px;
}

.messages-container::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.1);
    border-radius: 3px;
}

.messages-container::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 3px;
}

.messages-container::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.5);
}

/* Range input styling */
.range-value {
    font-size: 0.85rem;
    color: #666;
    margin-left: 8px;
}

/* User Guide Section */
.user-guide {
    background: var(--white);
    margin-top: 3rem;
    padding: 3rem 0;
    border-top: 1px solid #eee;
}

.user-guide h2 {
    text-align: center;
    color: var(--secondary-color);
    font-size: 2rem;
    margin-bottom: 2rem;
    font-weight: 600;
}

.guide-content {
    display: grid;
    gap: 40px;
}

.guide-section {
    background: var(--gray-light);
    border-radius: var(--radius);
    padding: 2rem;
    border: 1px solid #ddd;
    box-shadow: var(--shadow);
}

.guide-section h3 {
    color: #333;
    font-size: 1.4rem;
    margin-bottom: 20px;
    font-weight: 600;
}

.guide-section h4 {
    color: #444;
    font-size: 1.1rem;
    margin-bottom: 10px;
    font-weight: 500;
}

.guide-section ol,
.guide-section ul {
    margin-left: 20px;
}

.guide-section li {
    margin-bottom: 12px;
    line-height: 1.6;
}

.use-cases,
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.use-case,
.feature {
    background: var(--white);
    padding: 1.5rem;
    border-radius: var(--radius);
    border-left: 4px solid var(--primary-color);
    box-shadow: var(--shadow);
}

.use-case h4,
.feature h4 {
    color: var(--secondary-color);
    margin-bottom: 8px;
}

.disclaimer {
    background: #fff3cd;
    border: 1px solid #ffeaa7;
    color: #856404;
    padding: 20px;
    border-radius: 10px;
    font-weight: 500;
    line-height: 1.6;
}

/* Footer styles are handled by main CSS */

/* Edit button styling */
.edit-message {
    background: none;
    border: none;
    color: #007bff;
    cursor: pointer;
    font-size: 1.1rem;
    padding: 5px;
    border-radius: 5px;
    transition: background 0.3s ease;
    margin-right: 8px;
}

.edit-message:hover {
    background: rgba(0, 123, 255, 0.1);
}

/* Message edit form */
.message-edit-form {
    display: none;
    margin-top: 10px;
    padding: 10px;
    background: #f0f8ff;
    border-radius: 8px;
    border: 1px solid #ddd;
}

.message-edit-form.active {
    display: block;
}

.edit-inputs {
    display: grid;
    grid-template-columns: 1fr 120px;
    gap: 10px;
    margin-bottom: 10px;
}

.edit-inputs input {
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 0.9rem;
    transition: border-color 0.3s ease;
}

.edit-inputs input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.edit-buttons {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
}

.message-edit-form button {
    padding: 8px 15px;
    border: none;
    border-radius: 6px;
    background: var(--primary-color);
    color: white;
    cursor: pointer;
    font-size: 0.85rem;
    transition: all 0.3s ease;
    font-weight: 500;
}

.message-edit-form button:hover {
    background: var(--secondary-color);
    transform: translateY(-1px);
}

.message-edit-form button.cancel {
    background: #6c757d;
}

.message-edit-form button.cancel:hover {
    background: #545b62;
}

/* FAQ Section Styling */
.faq-item {
    margin-bottom: 20px;
    padding: 15px;
    background: var(--white);
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.faq-item h4 {
    color: var(--secondary-color);
    font-size: 1.1rem;
    margin-bottom: 8px;
    font-weight: 600;
}

.faq-item p {
    color: #555;
    line-height: 1.6;
    margin: 0;
}

.faq-item p strong {
    color: var(--primary-color);
}