static/css/style.css

/**
 * File: static/css/style.css
 * Description: Stylesheet for the Mariam AI Chatbot Web Application.
 * Version: Enhanced with PWA support and improved responsiveness.
 */

/* PWA Specific Styles */
@media (display-mode: standalone) {
    /* Adjustments for standalone mode (when installed as PWA) */
    body {
        /* Add safe area insets for mobile devices */
        padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
        /* Better touch handling */
        touch-action: manipulation;
    }
    
    /* Hide browser UI when installed as PWA */
    .top-bar {
        padding-top: max(12px, env(safe-area-inset-top));
    }
    
    /* Ensure content doesn't get hidden beneath the bottom nav bar on iOS */
    .input-area {
        padding-bottom: env(safe-area-inset-bottom);
    }
}

/* Offline indicator for PWA */
.offline-indicator {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: #FFC107;
    color: #212121;
    text-align: center;
    padding: 8px;
    font-size: 14px;
    z-index: 9999;
    display: none; /* Hidden by default, shown via JS when offline */
}

.offline-indicator.visible {
    display: block;
}

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

html {
    height: 100%; /* Ensure html takes full height */
}

body {
    font-family: 'Inter', sans-serif;
    background-color: #FFFFFF; /* Base background */
    color: #212121;
    height: 100%; /* Take full height from html */
    overflow-x: hidden; /* Prevent horizontal scroll */
    overflow-y: hidden; /* Prevent body from scrolling itself */
    margin: 0; /* Remove default body margins */
}

/* App Container - Main flex container */
.app-container {
    display: flex;
    height: 100%;
    width: 100%;
    position: relative; /* For absolute positioning of side nav on mobile */
    overflow: hidden; /* Contain side nav */
}

/* Side Navigation Bar */
.side-nav {
    width: 280px;
    height: 100%;
    background-color: #FFFFFF;
    border-right: 1px solid #EEEEEE;
    display: flex;
    flex-direction: column;
    position: absolute; /* Mobile first: hidden off-screen */
    top: 0;
    left: -280px;
    transition: left 0.3s ease;
    z-index: 1000;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
    flex-shrink: 0; /* Prevent shrinking */
}

.side-nav.active {
    left: 0; /* Slide in when active */
}

.side-nav-header {
    display: flex;
    align-items: center;
    padding: 16px;
    border-bottom: 1px solid #EEEEEE;
    position: relative; /* For close button positioning */
    flex-shrink: 0; /* Prevent header shrinking */
}

.side-nav-header .logo {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background-color: #E3F2FD;
    border-radius: 50%;
    margin-right: 12px;
    color: #2196F3;
    flex-shrink: 0;
}

.side-nav-header h1 {
    font-size: 20px;
    font-weight: 600;
    color: #424242;
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.close-button {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background-color: transparent;
    color: #9E9E9E;
    border: none;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.close-button:hover {
    background-color: #F5F5F5;
    color: #757575;
}

.side-nav-section {
    flex: 1; /* Take remaining vertical space */
    overflow-y: auto; /* Allow scrolling if history is long */
    padding: 16px 0;
    border-bottom: 1px solid #EEEEEE;
    display: flex;
    flex-direction: column;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 16px 12px;
    flex-shrink: 0; /* Prevent shrinking */
}

.section-header h3 {
    font-size: 16px;
    font-weight: 600;
    color: #424242;
    margin: 0;
}

.action-button-small {
    background-color: transparent;
    color: #2196F3;
    border: 1px solid #2196F3;
    border-radius: 4px;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.action-button-small:hover {
    background-color: #E3F2FD;
}

.history-list {
    /* max-height: 100%; Removed, parent (.side-nav-section) handles overflow */
    overflow-y: auto; /* Allows scrolling within this specific list if needed */
    flex-grow: 1; /* Allows the list to grow */
}

.chat-history-item {
    padding: 12px 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    transition: background-color 0.2s ease;
    border-radius: 8px;
    margin: 0 8px 8px;
}

.chat-history-item:hover {
    background-color: #F5F5F5;
}

.chat-history-item .icon {
    margin-right: 12px;
    color: #757575;
    flex-shrink: 0;
}

.chat-history-item .details {
    flex: 1;
    overflow: hidden; /* Prevent text overflow issues */
}

.chat-history-item .timestamp {
    font-size: 12px;
    color: #9E9E9E;
    margin-top: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.empty-state {
    padding: 24px 16px;
    text-align: center;
    color: #9E9E9E;
    font-size: 14px;
}

.side-nav-footer {
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex-shrink: 0; /* Prevent shrinking */
    border-top: 1px solid #EEEEEE; /* Separator */
}

.nav-button {
    display: flex;
    align-items: center;
    padding: 10px 16px;
    background-color: transparent;
    color: #616161;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 14px;
    text-align: left;
}

.nav-button i {
    margin-right: 12px;
    font-size: 16px;
    flex-shrink: 0;
}

.nav-button:hover {
    background-color: #F5F5F5;
}

.nav-button#clearButtonNav:hover {
    color: #F44336;
}

/* Main Content Area */
.main-content {
    flex: 1; /* Takes remaining horizontal space */
    display: flex;
    flex-direction: column; /* Stack top-bar and chat-container */
    height: 100%; /* Crucial for nested flex children height */
    overflow: hidden; /* Prevent main content from overflowing */
    position: relative; /* Keep for nav transition */
    left: 0;
    transition: left 0.3s ease;
}

/* Apply shift when nav is open on mobile/tablet */
.main-content.nav-open {
    /* This selector might need adjustment based on how 'nav-open' is applied */
    /* Typically applied on body or app-container in JS */
}

@media (max-width: 991px) {
    .main-content.nav-open {
         left: 280px;
    }
}


/* Top Bar */
.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    background-color: #2196F3;
    color: white;
    height: 60px; /* Fixed height */
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    z-index: 10;
    flex-shrink: 0; /* Prevent shrinking */
}

.top-bar-left {
    display: flex;
    align-items: center;
}

.menu-button {
    background-color: transparent;
    color: white;
    border: none;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    display: flex; /* Changed to flex for desktop */
    align-items: center;
    justify-content: center;
    cursor: pointer;
    margin-right: 16px;
    font-size: 24px;
    transition: background-color 0.2s ease;
}

.menu-button:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.top-bar h1 {
    font-size: 20px;
    font-weight: 500;
    margin: 0;
    color: white;
    white-space: nowrap;
}

.top-bar-right {
    display: flex;
    align-items: center;
}

.icon-button {
    background-color: transparent;
    color: white;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.icon-button:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

/* Chat Container - Takes remaining space below top-bar */
.chat-container {
    display: flex;
    flex-direction: column; /* Stack chat-window and input-area */
    flex: 1; /* Crucial: takes remaining vertical space in main-content */
    overflow: hidden; /* Contains children */
    background-color: #FAFAFA;
    /* height: calc(100% - 60px); Removed, flex: 1 handles this */
}

/* Scrollable Chat Window */
.chat-window {
    flex: 1; /* Crucial: takes remaining space IN chat-container */
    overflow-y: auto; /* Enables vertical scrolling for content */
    padding: 16px;
    scrollbar-width: thin; /* Firefox scrollbar styling */
    scrollbar-color: #E0E0E0 #FAFAFA; /* Firefox scrollbar styling */
    -webkit-overflow-scrolling: touch; /* Smooth scrolling on iOS */
}

/* Webkit scrollbar styling */
.chat-window::-webkit-scrollbar {
    width: 6px;
}

.chat-window::-webkit-scrollbar-track {
    background: #FAFAFA;
}

.chat-window::-webkit-scrollbar-thumb {
    background-color: #E0E0E0;
    border-radius: 10px;
}

/* Welcome Container with Suggestion Bubbles */
.welcome-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%; /* Tries to fill the chat-window initially */
    padding: 24px;
    text-align: center;
}

/* Hide welcome if messages exist (handled by JS) */
.welcome-container.hidden {
    display: none;
}

.welcome-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    background-color: #E3F2FD;
    border-radius: 50%;
    margin-bottom: 24px;
    color: #2196F3;
    flex-shrink: 0;
}

.welcome-logo i {
    font-size: 32px;
}

.welcome-header h2 {
    font-size: 28px;
    font-weight: 600;
    color: #212121;
    margin-bottom: 12px;
}

.welcome-subtitle {
    font-size: 16px;
    color: #757575;
    margin-bottom: 32px;
}

.suggestion-bubbles {
    display: flex;
    flex-direction: column;
    gap: 16px;
    max-width: 500px;
    width: 100%;
}

.suggestion-bubble {
    display: flex;
    align-items: center;
    padding: 16px;
    background-color: #F5F5F5;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: left;
}

.suggestion-bubble i {
    font-size: 20px;
    color: #2196F3;
    margin-right: 16px;
    flex-shrink: 0;
}

.suggestion-bubble span {
    font-size: 15px;
    color: #424242;
}

.suggestion-bubble:hover {
    background-color: #E3F2FD;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
}


/* Input Area Container */
.input-area {
    border-top: 1px solid #EEEEEE;
    background-color: #FFFFFF;
    flex-shrink: 0; /* Prevent shrinking */
    /* Removed position:sticky from mobile - handled by flex layout */
    box-shadow: 0 -2px 5px rgba(0, 0, 0, 0.05); /* Keep shadow for visual separation */
}

/* Image Preview Area */
.image-preview-area {
    padding: 8px 16px;
    background-color: #F8F9FA;
    border-bottom: 1px solid #EEEEEE;
    max-height: 130px; /* Limit height */
    overflow-y: auto; /* Allow scroll if many images */
}

.image-preview-area.hidden {
    display: none;
}

.image-preview-list {
    display: flex;
    flex-wrap: wrap; /* Wrap images */
    gap: 10px;
    padding: 5px 0;
}

.image-preview-container {
    position: relative;
    display: inline-block;
    width: 100px;
    height: 100px;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid #EEEEEE;
    flex-shrink: 0;
}

.image-preview-container img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

.remove-image-button {
    position: absolute;
    top: 4px;
    right: 4px;
    background-color: rgba(0, 0, 0, 0.5);
    color: white;
    border: none;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color 0.2s ease;
    z-index: 1; /* Above image */
}

.remove-image-button:hover {
    background-color: rgba(0, 0, 0, 0.7);
}

/* Message Containers */
.message-container {
    display: flex;
    margin: 12px 0;
    width: 100%; /* Ensure it takes full width for alignment */
}

.message-container.user {
    justify-content: flex-end; /* Align user messages to the right */
}

.message-container.bot {
    justify-content: flex-start; /* Align bot messages to the left */
}

/* Message Bubbles */
.message-bubble {
    max-width: 80%; /* Limit bubble width */
    padding: 14px 18px;
    border-radius: 18px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
    word-wrap: break-word; /* Allow long words to break */
    overflow-wrap: break-word; /* Better word breaking */
    position: relative; /* For absolute positioning of action buttons */
}

.message-container.user .message-bubble {
    background-color: #E3F2FD; /* Light blue for user */
    border-top-right-radius: 4px; /* Flat corner for speech bubble effect */
    color: #1E4A72; /* Darker text for contrast */
}

.message-container.bot .message-bubble {
    background-color: #FFFFFF; /* White for bot */
    border-top-left-radius: 4px; /* Flat corner */
    border: 1px solid #EEEEEE; /* Subtle border */
    color: #212121; /* Default text color */
}

/* Message Text and Images */
.message-bubble p {
    margin: 0;
    line-height: 1.5;
    font-size: 15px;
    white-space: pre-wrap; /* Preserve whitespace and newlines */
}

.message-bubble .image-container {
    margin-bottom: 8px;
}

.message-bubble .chat-image {
    max-width: 100%;
    border-radius: 8px;
    margin-bottom: 8px;
    max-height: 300px; /* Limit image height */
    object-fit: contain; /* Prevent distortion */
    display: block; /* Ensure it behaves like a block */
}

/* Markdown Styling */
.message-bubble ul,
.message-bubble ol {
    margin-left: 25px; /* Indent lists */
    margin-top: 8px;
    margin-bottom: 8px;
    padding-left: 0; /* Reset default padding */
}

.message-bubble li {
    margin-bottom: 4px;
}

.message-bubble h1,
.message-bubble h2,
.message-bubble h3,
.message-bubble h4,
.message-bubble h5,
.message-bubble h6 {
    margin-top: 16px;
    margin-bottom: 8px;
    font-weight: 600;
    line-height: 1.3;
}

.message-bubble code:not(pre > code) { /* Inline code */
    background-color: #f0f0f0; /* Slightly different background */
    padding: 2px 5px;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    color: #C7254E; /* Pinkish color */
    border: 1px solid #e0e0e0;
}

.message-bubble pre { /* Code blocks */
    background-color: #2d2d2d; /* Dark background for code blocks */
    color: #f8f8f2; /* Light text */
    padding: 16px;
    border-radius: 8px;
    overflow-x: auto; /* Allow horizontal scroll for long lines */
    margin: 12px 0;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.4;
    white-space: pre; /* Maintain whitespace */
}

.message-bubble pre code {
    background-color: transparent; /* Code inside pre doesn't need its own bg */
    padding: 0;
    color: inherit; /* Inherit color from pre */
    border: none;
    font-size: inherit;
    font-family: inherit;
    display: block; /* Ensure it takes block space */
    white-space: inherit; /* Inherit whitespace handling */
}

.message-bubble a {
    color: #1976D2; /* Link color */
    text-decoration: underline;
}

.message-bubble a:hover {
    color: #1565C0;
}

.message-bubble table {
    border-collapse: collapse;
    width: 100%;
    margin: 12px 0;
    border: 1px solid #dddddd;
}

.message-bubble th,
.message-bubble td {
    border: 1px solid #dddddd;
    padding: 10px;
    text-align: left;
}

.message-bubble th {
    background-color: #f9f9f9;
    font-weight: 600;
}

.message-bubble blockquote {
  border-left: 4px solid #ccc;
  margin: 10px 0;
  padding-left: 16px;
  color: #666;
}

/* Error Message Styling */
.message-container.error .message-bubble {
    background-color: #FFEBEE; /* Light red */
    border: 1px solid #FFCDD2;
    color: #B71C1C; /* Dark red text */
}

.retry-button {
    display: inline-block;
    margin-top: 8px;
    padding: 6px 12px;
    background-color: #F44336;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.2s ease;
}

.retry-button:hover {
    background-color: #D32F2F;
}

/* Message actions (copy button, etc.) */
.message-actions {
    position: absolute;
    top: 8px;
    right: 8px;
    display: flex;
    gap: 5px;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.message-bubble:hover .message-actions {
    opacity: 1;
}

.copy-button {
    background-color: rgba(255, 255, 255, 0.8);
    color: #616161;
    border: none;
    border-radius: 4px;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.copy-button:hover {
    background-color: #E3F2FD;
    color: #2196F3;
}

/* Loading Animation */
.message-bubble.loading {
    display: flex; /* Use flex for alignment */
    align-items: center;
    justify-content: center; /* Center dots */
    min-width: 60px; /* Ensure some width */
    padding: 14px 18px; /* Match normal bubble padding */
    background-color: #FFFFFF; /* Match bot background */
    border: 1px solid #EEEEEE; /* Match bot border */
    border-top-left-radius: 4px; /* Match bot radius */
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1); /* Match bubble shadow */
}

.dot-typing {
    position: relative;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: #9E9E9E;
    color: #9E9E9E; /* For ::before/::after color */
    animation: dotTyping 1.5s infinite linear;
    animation-delay: 0.25s; /* Stagger start */
}

.dot-typing::before,
.dot-typing::after {
    content: '';
    display: inline-block;
    position: absolute;
    top: 0;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: #9E9E9E;
    color: #9E9E9E;
}

.dot-typing::before {
    left: -12px; /* Position left dot */
    animation: dotTypingBefore 1.5s infinite linear;
    animation-delay: 0s;
}

.dot-typing::after {
    left: 12px; /* Position right dot */
    animation: dotTypingAfter 1.5s infinite linear;
    animation-delay: 0.5s; /* Stagger start */
}

@keyframes dotTyping {
    0%, 60%, 100% { transform: scale(1); opacity: 0.6; }
    30% { transform: scale(1.3); opacity: 1; }
}

@keyframes dotTypingBefore {
     0%, 60%, 100% { transform: scale(1); opacity: 0.6; }
    30% { transform: scale(1.3); opacity: 1; }
}

@keyframes dotTypingAfter {
     0%, 60%, 100% { transform: scale(1); opacity: 0.6; }
    30% { transform: scale(1.3); opacity: 1; }
}

/* Input Bar at the bottom */
.input-bar {
    padding: 16px;
    display: flex;
    align-items: flex-end; /* Align items to bottom for multiline textarea */
    background-color: #FFFFFF; /* Match area background */
}

.upload-button {
    background-color: transparent;
    color: #616161;
    border: none;
    border-radius: 50%;
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-right: 8px;
    flex-shrink: 0;
}

.upload-button:hover {
    background-color: #F5F5F5;
    color: #2196F3;
}

.input-container {
    flex: 1; /* Take remaining space */
    display: flex;
    align-items: flex-end; /* Align textarea and button */
    background-color: #F5F5F5;
    border-radius: 24px;
    padding: 6px 8px 6px 16px; /* Adjusted padding */
    transition: box-shadow 0.3s ease;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    min-height: 48px; /* Minimum height */
}

.input-container:focus-within {
    box-shadow: 0 0 0 2px #42A5F5; /* Focus outline */
}

/* Text Area */
#userInput {
    flex: 1; /* Take available space */
    border: none;
    background: transparent;
    padding: 8px 0; /* Vertical padding */
    max-height: 120px; /* Limit height before scroll */
    resize: none; /* Disable manual resize */
    font-family: inherit;
    font-size: 15px;
    line-height: 1.4; /* Better line spacing */
    outline: none;
    color: #212121;
    overflow-y: auto; /* Allow scroll within textarea if needed */
}

#userInput::placeholder {
    color: #9E9E9E;
}

/* Send Button */
.send-button {
    background-color: #2196F3;
    color: white;
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-left: 8px;
    flex-shrink: 0; /* Prevent shrinking */
}

.send-button:hover {
    background-color: #1976D2;
    transform: scale(1.05);
}

.send-button:disabled {
    background-color: #BDBDBD;
    cursor: not-allowed;
    transform: none;
    opacity: 0.7;
}

/* Overlay when side nav is open on mobile */
.overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 999; /* Below side nav, above content */
}

.overlay.active {
    display: block;
}

/* Responsive adjustments */

/* Desktop styles */
@media (min-width: 992px) {
    .side-nav {
        position: relative; /* Static position in flex layout */
        left: 0;
        width: 280px;
        box-shadow: none; /* No shadow needed if static */
    }

    .main-content {
        /* width: calc(100% - 280px); Not needed with flex: 1 */
        left: 0 !important; /* Ensure it's not shifted */
    }

    .menu-button {
        display: none; /* Hide hamburger on desktop */
    }

    .overlay {
        display: none !important; /* Never show overlay on desktop */
    }
}

/* Tablet and Mobile styles */
@media (max-width: 991px) {
    /* Keep side nav absolute/hidden by default */
    /* .main-content.nav-open style handles the shift */
}

@media (max-width: 768px) {
    /* Small tablets and large phones */
    .message-bubble {
        max-width: 85%;
    }

    .suggestion-bubbles {
        max-width: 100%;
    }

    .welcome-logo {
        width: 56px;
        height: 56px;
    }

    .welcome-logo i {
        font-size: 28px;
    }

    .welcome-header h2 {
        font-size: 24px;
    }
}

@media (max-width: 480px) {
    /* Mobile phones */
    .side-nav {
        width: 85%; /* Make nav wider on small screens */
    }

    .message-bubble {
        max-width: 90%;
        padding: 12px 16px; /* Slightly smaller padding */
    }

    .chat-window {
        padding: 12px; /* Less padding */
    }

    .input-bar {
        padding: 12px 8px; /* Less padding */
    }

    .input-container {
        padding: 6px 8px 6px 12px; /* Adjust padding */
        min-height: 44px;
    }

    #userInput {
        font-size: 14px;
    }

    .top-bar {
        padding: 10px 12px;
        height: 56px; /* Slightly shorter */
    }

    .top-bar h1 {
        font-size: 18px;
    }

    .menu-button {
        margin-right: 12px;
    }

    .welcome-header h2 {
        font-size: 22px;
    }

    .welcome-subtitle {
        font-size: 14px;
    }

    .suggestion-bubble {
        padding: 12px;
    }

    .suggestion-bubble i {
        font-size: 18px;
        margin-right: 12px;
    }

    .suggestion-bubble span {
        font-size: 14px;
    }

    /* Ensure welcome container content is centered but allows scroll */
    .welcome-container {
        justify-content: flex-start; /* Align to top */
        padding-top: 40px; /* Add some top padding */
        height: auto; /* Allow it to take content height */
        min-height: 100%; /* Ensure it tries to fill if content is short */
    }
}