* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
:root {
    --latex-line-spacing: 0px;
    --primary-color: #5a67d8;
    --accent-color: #4c51bf;
    --tutorial-shadow: #5a67d800;
    --background-color: #1B1B1B;
    --text-input-bg: #252525;
    --alt-text-input-bg: #2D2D2D;
    --not-editable: #252525;
    --text-input-border: #252525;
    --text-color: #DCDCDC;
    --loader-color: #DCDCDC;
    --alt-text-color: #969696;
    --alt2-text-color: #787878;
    --border-color: var(--alt2-text-color);
    --button-color: #FFFFFF;
    --add-row-button-color: #FFFFFF;
    --clear-btn-color: #EF5350;
    --dictate-color: #cc0000;
    --warning-color: #F4B766;
}
html {
    overflow-y: scroll;
}
body.light-theme {
    --latex-line-spacing: 0px; 
    --background-color: #FFFFFF;
    --text-input-bg: #DCDCDC;
    --alt-text-input-bg: #969696;
    --not-editable: #DCDCDC;
    --text-input-border: #78787800;
    --text-color: #1B1B1B;
    --alt-text-color: #252525;
    --button-color: #1B1B1B;
  }

body {
    font-family: Monospace, sans-serif;
    margin: 0;
    padding: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background-color: var(--background-color);
    transition: background-color 0s ease;
}

.greeter {
    font-family: Lexend;
    text-align: center;
    color: var(--alt-text-color);
    font-size: 2em;
    margin-top: 1em;
    margin-bottom: 0.5em;
}

.chat-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    max-width: 800px;
    margin: 0 auto;
    width: 100%;
    padding-top: 60px;
    padding-bottom: 85px;
}

/* Input Bar */
.input-bar {
    position: fixed;
    bottom: 2em;
    display: flex;
    align-items: flex-end;
    gap: 10px;
    max-width: 800px;
    width: 100%;
}
.input-bar-status {
    position: fixed;
    align-self: center;
    z-index: 4;
    bottom: 75px;
    box-shadow: 0;
}
.input-bar-status.info {
    color: var(--accent-color);
    margin-bottom: 10px;
    background-color: var(--background-color);
    box-shadow: 0 0 5px 5px rgba(27, 27, 27, 1);
}
.input-bar-status.error {
    color: var(--clear-btn-color);
    margin-bottom: 10px;
    background-color: var(--background-color);
    box-shadow: 0 0 5px 5px rgba(27, 27, 27, 1);
}

/* User Bar Buttons */
.user-bar-btn {
    width: 45px;
    height: 45px;
    min-width: 45px;
    margin: 0;
    display: flex;
    border: 1px solid var(--alt-text-input-bg);
    border-radius: 50%;
    background-color: var(--text-input-bg);
    color: var(--text-color);
    cursor: pointer;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    padding: 0;
    transition: background-color 0.3s ease;
    flex-shrink: 0;
    z-index: 12;
}
.upload-icon {
    width: 25px;
    height: 25px;
}
.dictate-icon {
    width: 26px;
    height: 26px;
}
.enter-icon {
    width: 30px;
    height: 30px;
    margin-bottom: -2px;
    margin-right: -2px;
}
.user-bar-btn.deactivated {
    background-color: var(--background-color);
}
.user-bar-btn.hasfile {
    background-color: var(--accent-color);
}
.user-bar-btn.recording {
    background-color: var(--clear-btn-color);
    border-color: var(--dictate-color);
    animation: dictatePulse 1s infinite;
}
@keyframes dictatePulse {
    0% { 
        border-width: 1px;
        border-color: rgba(var(--dictate-color), 1);
        transform: scale(1);
    }
    50% { 
        border-width: 3px;
        border-color: rgba(var(--dictate-color), 0.5);
        transform: scale(1.1);
    }
    100% { 
        border-width: 1px;
        border-color: rgba(var(--dictate-color), 1);
        transform: scale(1);
    }
}

/* Uploads */
.upload-container {
    position: relative;
    display: inline-block;
    z-index: 12;
}
.file-list-popup {
    position: absolute;
    bottom: 100%;
    background-color: var(--text-input-bg);
    color: white;
    border-radius: 4px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    margin-bottom: 10px;
    max-width: 500px;
    z-index: 12;
}
.file-list-popup div {
    position: relative;
    display: flex;
    align-items: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    padding: 0em 0.75em;
    max-width: 450px;
    z-index: 12;
}
.file-list-popup span {
    flex: 1;
    min-width: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.file-list-popup .remove-btn {
    margin-left: 10px;
    max-height: 20px;
    width: 20px;
    padding: 0px;
    border: none;
    color: white;
    font-weight: bold;
    cursor: pointer;
}

/* Messages */
.messages-container {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
    padding-bottom: 0;
}
.message {
    margin-bottom: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding: 1rem;
    border-radius: 8px;
    color: var(--text-color);
}
.message.welcome {
    background-color: var(--alt-text-input-bg);
}
.message.user {
    background-color: var(--text-input-bg);
    margin-left: 2rem;
}
.message.nlopt {
    background-color: var(--alt-text-input-bg);
}
.message-content {
    flex: 1;
    line-height: 1.6;
    overflow: hidden;
}
.message b {
    color: var(--primary-color);
}
.message strong {
    color: var(--warning-color);
}

.tagline {
    margin: 0.5rem 0;
}
.tagline.error {
    margin: 0.5rem 0;
    color: var(--clear-btn-color);
}

/* Results */
.result-section {
    background-color: var(--text-input-bg);
    border-radius: 6px;
    padding: 0.5rem;
    border: 1px solid var(--alt2-text-color);
    transition: all 0.2s ease;
}
.result-section.open {
    border: 1px solid var(--accent-color);
}
.result-title {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-color);
    cursor: pointer;
    user-select: none;
    font-size: 0.8rem;
    margin: 0 0.5rem;
    transition: all 0.2s ease;
}
.result-title-seconds {
    float: right;
    color: var(--alt-text-color);
    margin: 0;
}
.result-section.open .result-title {
    font-size: 1rem;
    margin: 0.5rem 0.5rem;
}
.result-content {
    display: block;
    margin: 0.5rem;
    background-color: var(--alt-text-input-bg);
    padding: 1rem;
    border-radius: 4px;
}

/* Tables */
.table-container {
    overflow-x: auto;
}
table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--text-input-bg);
    border-radius: 6px;
    overflow: hidden;
    margin-top: 0px;
}
th, td {
    padding: 0.5rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-color);
}
th {
    background-color: var(--alt-text-input-bg);
    font-weight: 600;
}

.input-field {
    overflow-x: hidden;
    overflow-y: overlay;
    flex: 1;
    min-height: 45px;
    max-height: 200px;
    height: 45px;
    resize: vertical;
    color: var(--text-color);
    background-color: var(--text-input-bg);
    padding: 0.75rem;
    font-size: 16px;
    font-family: inherit;
    border: 1px solid var(--alt-text-input-bg); 
    border-radius: 8px;
    /* box-shadow: 0 0 20px 20px rgba(27, 27, 27, 1); */
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.05);
    transition: border-color 0.3s, box-shadow 0.3s;
    box-sizing: border-box;
    outline: none;
    white-space: pre-wrap;
    word-break: break-word;
}
.input-field:empty::before {
    content: attr(placeholder);
    color: var(--placeholder-color, var(--alt-text-color));
    pointer-events: none;
    display: block;
}
.input-field:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 5px rgba(90, 103, 216, 0.1);
}
.input-field::-webkit-scrollbar {
    width: 0px;
    height: 0px;
}

.button-group {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.btn {
    background-color: var(--button-color);
    color: white;
    border: none;
    padding: 0.75rem 1rem;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: background-color 0.2s;
}

.loader {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    border-top-color: var(--button-color);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.hidden {
    display: none;
}

/* Typing */
.typing-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--alt-text-color);
    font-style: italic;
}
.typing-dots {
    display: flex;
    gap: 2px;
}
.typing-dot {
    width: 3px;
    height: 3px;
    background-color: var(--alt-text-color);
    border-radius: 50%;
    animation: typing 1.4s infinite;
}
.typing-dot:nth-child(2) {
    animation-delay: 0.2s;
}
.typing-dot:nth-child(3) {
    animation-delay: 0.4s;
}
@keyframes typing {
    0%, 60%, 100% {
        transform: translateY(0);
    }
    30% {
        transform: translateY(-10px);
    }
}

.message-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin: 8px;
}

.action-btn {
    background-color: var(--text-input-bg);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    padding: 0.35rem 0.35rem;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    transition: all 0.2s;
    margin: 0;
}

.action-btn:hover {
    background-color: var(--border-color);
}

/* Buttons */
.header-btn {
    position: fixed;
    font-family: Monospace, sans-serif;
    background-color: var(--text-input-bg);
    color: var(--text-color);
    box-shadow: 0 0 0 5px var(--tutorial-shadow);
    border: 1px solid var(--alt-text-input-bg);
    transition: box-shadow 0.5s ease-in-out;
    cursor: pointer;
    font-size: 16px;
    margin: 10px 0;
    top: 3px;
    right: 70px;
    transition: background-color 0.3s ease;
    z-index: 5000;
}
.theme-toggle-btn {
    position: fixed;
    top: 3.5px;
    right: 20px;
    width: 40px;
    height: 40px;
    min-width: 40px;
    display: flex;
    border: 1px solid var(--alt-text-input-bg);
    border-radius: 50%; /* circle */
    background-color: var(--text-input-bg);
    color: var(--text-color);
    cursor: pointer;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    padding: 0;
    transition: background-color 0.3s ease;
    z-index: 5000;
}
.tutorial-btn {
    position: fixed;
    font-family: Monospace, sans-serif;
    background-color: var(--text-input-bg);
    color: var(--text-color);
    box-shadow: 0 0 0 5px var(--tutorial-shadow);
    border: 1px solid var(--alt-text-input-bg);
    transition: box-shadow 0.5s ease-in-out;
    cursor: pointer;
    font-size: 16px;
    margin: 10px 0;
    top: 3.5px;
    right: 70px;
    transition: background-color 0.3s ease;
    z-index: 5000;
}
.tutorial-btn.pulse-up {
    box-shadow: 0 0 10px 10px rgba(90, 103, 216, 0.5);
    transition: box-shadow 0.3s ease-in-out;
}
.tutorial-btn.pulse-down {
    box-shadow: 0 0 10px 10px rgba(90, 103, 216, 0);
    transition: box-shadow 0.3s ease-in-out;
}
.theme-toggle-btn:hover {
    opacity: 0.9;
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: auto;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
    background-color: var(--background-color);
    z-index: 40;
}
.logo {
    align-self: center;
    max-width: 200px;
    height: auto;
    margin: 0 auto;
    margin-bottom: -10px;
}
.logo-text {
    font-family: Monospace, sans-serif;
    color: var(--text-color);
    margin-top: -10px;
    margin-bottom: 5px;
    font-size: 15px;
}
.footer {
    text-align: center;
    font-size: 15px;
    padding-bottom: 20px;
    color: var(--alt-text-color);
}
.footer-item {
    text-align: center;
    padding-bottom: 10px;
    color: var(--alt-text-color);
}
.main-content {
    display: flex;
    flex: 1;
    padding: 20px;
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 0px;
    width: 100%;
    box-sizing: border-box;
    color: var(--clear-btn-color);
}
.column {
    padding: 15px;
    box-sizing: border-box;
}
.left-column {
    flex: 0 0 40%;
    display: flex;
    flex-direction: column;
}
.right-column {
    flex: 0 0 60%;
    display: flex;
    flex-direction: column;
}
textarea {
    width: 100%;
    height: 285px;
    padding: 15px;
    background-color: var(--text-input-bg);
    border: 1px solid var(--text-input-border);
    border-radius: 6px;
    font-size: 16px;
    color: var(--text-color);
    resize: vertical;
    box-sizing: border-box;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.05);
    transition: border-color 0.3s, box-shadow 0.3s;
}
button {
    font-family: Monospace, sans-serif;
    padding: 10px 15px;
    background-color: var(--primary-color);
    color: var(--button-color);
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.3s;
    margin: 10px 0;
}
button:hover {
    background-color: var(--accent-color);
}
button:disabled {
    background-color: var(--text-input-bg);
    cursor: not-allowed;
}
.output-section {
    max-width: 675px;
    padding: 15px 0;
    padding-top: 0px;
    margin-bottom: 15px;
}
#latexOutput {
    min-height: 80px;
    padding: 5px 10px;
    color: var(--text-color);
    overflow-x: auto;
    overflow-y: hidden;
}
#errorText {
    min-height: 80px;
    padding: 5px 10px;
    color: var(--clear-btn-color);
    overflow-x: auto;
    overflow-y: hidden;
}
.latex-line {
    padding: 5px;
    margin: var(--latex-line-spacing) 0;
    border-radius: 3px;
    cursor: pointer;
    transition: background-color 0.2s;
    position: relative;
    white-space: normal;
    word-wrap: break-word;
    overflow-wrap: break-word;
    max-width: 100%;
    overflow-x: auto;
    overflow-y: hidden;
}
.latex-line:hover {
    background-color: var(--text-input-bg);
    border-color: var(--primary-color);
    box-shadow: 0 0 0 5px rgba(90, 103, 216, 0.1);
}
.latex-line.editing {
    background-color: var(--text-input-bg);
}
.latex-input {
    width: 100%;
    padding: 5px;
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
    font-family: monospace;
}
tr:nth-child(even) {
    background-color: var(--text-input-bg);
    color: var(--text-color);
}
.section-title {
    font-weight: bold;
    margin-bottom: 10px;
    color: var(--text-color);
    font-size: 16px;
    padding-top: 0;
}
.button-container {
    display: flex;
    align-items: center;
    gap: 10px;
}

.loader {
    border: 4px solid var(--loader-color);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    width: 20px;
    height: 20px;
    animation: spin 2s linear infinite;
    display: none;
    margin-left: 10px;
}
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}
.hidden {
    display: none;
}
.string-section {
    padding: 15px;
    max-width: 1200px;
    border-radius: 0px;
    margin-top: 0px;
    margin-bottom: 0px;
    background-color: var(--text-input-bg);
    color: var(--text-color);
    margin-left: auto;
    margin-right: auto;
}
#dataframeContainer {
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}
.MathJax_Display, .MathJax {
    color: var(--text-color) !important;
    max-width: 100% !important;
    overflow-x: auto;
    overflow-y: hidden;
}
.MathJax_SVG_Display {
    overflow: visible !important;
    overflow-x: auto !important;
}

.MathJax_SVG {
    overflow: visible !important;
}

/* Chat */
.messages-container {
    flex: 1;
    flex-direction: column;
    overflow-y: auto;
    padding: 1rem;
    padding-bottom: 0;
}

/* Tutorial stuff */
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.6);
    z-index: 9997;
    display: flex;
    align-items: center;
    justify-content: center;
}
.tutorial-box {
    background: #FFFFFF;
    padding: 20px;
    border-radius: 8px;
    max-width: 500px;
    text-align: center;
    position: relative;
    z-index: 10000000;
}
.tutorial-highlight {
    position: relative;
    z-index: 9998;
    box-shadow: 0 0 10px 10px rgba(90, 103, 216, 0.5);
}
.disable-scroll {
    overflow: hidden;
}

/* FAQ styles */
.faq-section {
    margin: 40px 40px;
    margin-top: 100px;
    margin-left: 10%;
    margin-right: 10%;
    width: 80%;
    padding: 10px;
    background-color: var(alt-text-input-bg);
    color: var(--text-color);
}
.faq-title {
    font-size: 25px;
    text-align: center;
    margin-bottom: 20px;
    color: var(--text-color);
}
.faq-item {
    margin-bottom: 20px;
}
.faq-question {
    font-size: 17px;
    font-weight: bold;
    margin-bottom: 10px;
    color: var(--text-color);
    cursor: pointer;
    position: relative;
    padding-right: 30px;
}
.faq-answer {
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--text-input-bg);
    padding: 15px;
    padding-top: 5px;
    padding-bottom: 5px;
    border-radius: 6px;
    margin-top: 10px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}
.faq-answer u {
    text-decoration: underline;
}
.faq-answer a {
    color: var(--primary-color);
    text-decoration: none;
}
.faq-answer a:hover {
    text-decoration: underline;
}
.faq-question::after {
    content: '+';
    position: absolute;
    right: 10px;
    transition: transform 0.3s ease;
}
.faq-question.active::after {
    content: '-';
}
.faq-answer.show {
    max-height: 100000px; /* Adjust as needed */
}

/* button styles */
.add-row-container {
    display: flex;
    justify-content: center;
    margin-top: 0px;
    margin-bottom: 0px;
}
.add-row-button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: var(--add-row-button-color);
    font-size: 24px;
    cursor: pointer;
    border: none;
    padding: 0;
    line-height: 1;
}
.add-row-button:hover {
    background-color: var(--accent-color);
}
#clearButton {
    background-color: var(--clear-btn-color);
    color: var(--text-color);
}
.example-btn {
    background-color: var(--text-input-bg);
    color: var(--text-color);
    /* border: 1px solid var(--accent-color); */
    padding: 0.4rem 0.7rem;
    border-radius: 4px;
    cursor: pointer;
    font-size: 13px;
    transition: all 0.2s;
    margin-right: 1rem;
    white-space: nowrap;
}
.example-btn:hover {
    background-color: var(--border-color);
    border-color: var(--button-color);
}
.example-buttons {
    display: flex;
    flex-wrap: nowrap;
    white-space: nowrap;
    animation: scroll-left linear infinite;
    will-change: transform;
    margin-top: -10px;
    margin-bottom: -10px;
}
.example-buttons-wrapper {
    width: 100%;
    overflow: hidden;
    position: relative;
}
.scroll-track {
    display: inline-flex;
}
@keyframes scroll-left {
    0% {
      transform: translateX(0);
    }
    100% {
      transform: translateX(-50%);
    }
}

/* Button classes */
.btn:hover {
    background-color: var(--primary-color);
}
.btn:disabled {
    background-color: var(--clear-btn-color);
    cursor: not-allowed;
}
.btn-secondary {
    background-color: var(--text-input-bg);
    color: var(--text-color);
    border: 1px solid var(--accent-color);
}
.btn-secondary:hover {
    background-color: var(--primary-color);
}


.latex-line.dragging {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 5px rgba(90, 103, 216, 0.1);
}

.latex-line.non-editable {
    color: var(--not-editable);
    cursor: not-allowed;
}

/* .latex-line.non-editable::after {
    content: "Text";
    position: absolute;
    background-color: var(--accent-color);
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    white-space: nowrap;
    top: 50%;
    left: 100%;
    transform: translateY(-50%);
    margin-left: 8px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease;
    pointer-events: none;
}

.latex-line.non-editable:hover::after {
    opacity: 1;
    visibility: visible;
} */

.non-editable {
    background-color: var(--not-editable);
}

/* collapse formulation */
#latexContainer {
    position: relative;
}
.collapsible-content {
    max-height: 250px;
    overflow: hidden;
    position: relative;
    transition: max-height 0.3s ease;
}
.collapsible-content.expanded {
    max-height: 4000px;
}
.fade-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 150px;
    background: linear-gradient(to bottom, rgba(255,255,255,0), var(--background-color));
    pointer-events: none;
    display: none;
}
.toggle-formulation,
.solve-from-form,
.export-tex {
    background-color: var(--text-input-bg);
    color: var(--button-color);
    border: none;
    padding: 5px 10px;
    border-radius: 4px;
    cursor: pointer;
    margin-top: 5px;
    z-index: 10;
    position: relative;
    display: none;
}
.toggle-formulation:hover {
    background-color: var(--alt-text-input-bg);
}
.solve-from-form:hover {
    background-color: var(--alt-text-input-bg);
}
.export-tex:hover {
    background-color: var(--alt-text-input-bg);
}

/* Latex line stuff */
#latexOutput::-webkit-scrollbar,
.latex-line::-webkit-scrollbar,
.MathJax::-webkit-scrollbar {
    height: 8px;
    width: 8px;
}
#latexOutput::-webkit-scrollbar-track,
.latex-line::-webkit-scrollbar-track,
.MathJax::-webkit-scrollbar-track {
    background: var(--text-input-bg); /* Using your dark theme color */
}

#latexOutput::-webkit-scrollbar-thumb,
.latex-line::-webkit-scrollbar-thumb,
.MathJax::-webkit-scrollbar-thumb {
    background: var(--primary-color); /* Using your primary color */
}

#latexOutput::-webkit-scrollbar-thumb:hover,
.latex-line::-webkit-scrollbar-thumb:hover,
.MathJax::-webkit-scrollbar-thumb:hover {
    background: var(--accent-color); /* Using your accent color for hover */
}
.MathJax {
    margin-top: 0.3em !important;
    margin-bottom: 0.3em !important;
}
#latexOutput, .latex-line, .MathJax {
    scrollbar-width: auto;
    scrollbar-color: var(--accent-color) var(--text-input-bg);
}
.latex-line.draggable {
    overflow-x: auto;
}
.has-overflow {
    margin-bottom: 10px;
    padding-bottom: 10px;
}

/* phones */
@media screen and (max-width: 768px) {

    body {
        padding: 0 10px;
    }
    .header {
        text-align: center;
        width: 100%;
    }
    .greeter {
        font-size: 1.5em;
        margin-top: 0.5em;
        margin-bottom: 0.25em;
    }
    .logo, .logo-text {
        margin-left: auto;
        margin-right: auto;
        font-size: 13px;
    }
    .logo {
        max-width: 150px;
    }
    .main-content {
        flex-direction: column;
        padding: 10px;
        width: calc(100% - 20px);
        max-width: 100%;
    }
    .column {
        width: 100%;
        max-width: 100%;
        flex: none;
        padding: 10px;
    }
    .left-column, .right-column {
        flex: none;
        width: 100%;
    }
    .button-container {
        flex-wrap: wrap;
        justify-content: left;
        gap: 4px;
        margin-top: 4px;
        margin-bottom: 4px;
    }
    button {
        margin: 4px 2px;
        padding: 10px 8px;
    }
    textarea {
        width: 100%;
        height: 300px;
        font-family: Monospace, sans-serif;
    }
    .output-section {
        max-width: 100%; 
        width: 100%;
    }
    .string-section {
        width: calc(100% - 20px);
        max-width: 100%;
        padding: 10px;
        margin-left: 0;
        margin-right: 0;
    }
    .faq-section {
        padding: 10px;
        margin-bottom: 10px;
        max-width: 100%;
    }
    #dataframeContainer {
        overflow-x: auto;
        width: calc(100% - 20px);
        max-width: 100%;
    }
    table {
        width: 100%;
        display: block;
        overflow-x: auto;
    }
    .collapsible-content {
        max-height: 200px;
    }
    .footer {
        font-size: 14px;
        padding: 10px;
        width: calc(100% - 20px);
    }
    .add-row-button {
        width: 36px;
        height: 36px;
        padding: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: 50%;
        min-width: 36px;
        flex-grow: 0;
        flex-shrink: 0;
    }
    .theme-toggle-btn {
        width: 35px;
        height: 35px;
        min-width: 35px;
        visibility: hidden;
    }
    .header-btn {
        height: 35px;
        margin: 4px 2px;
        font-size: 12px;
        left: 2em;
        right: auto;
        visibility: hidden;
    }
    .example-btn {
        padding: 0.2rem 0.35rem;
        border-radius: 2px;
        cursor: pointer;
        font-size: 12px;
    }
    .example-buttons-wrapper1 {
        line-height: 2.3;
    }
    .example-buttons-wrapper2 {
        line-height: 2.3;
    }
    .example-buttons {
        margin-top: -7px;
        margin-bottom: -7px;
    }
    .message.welcome {
        padding: 0.5rem;
    }
    .message {
        padding: 0.75rem;
    }
    .message.user {
        margin-left: 1rem;
        font-size: 12px;
    }
    .message.nlopt {
        font-size: 12px;
    }
    .button-group {
        flex-direction: column;
    }
    .input-bar {
        width: 95%;
        height: 35px;
        bottom: 15px;
    }
    .user-bar-btn {
        height: 35px;
        width: 35px;
        min-width: 35px;
        font-size: 12px;
    }
    .input-field {
        font-size: 12px;
        min-height: 35px;
        height: 35px;
        padding: 0.6rem;
    }
    .chat-container {
        padding-top: 40px;
        padding-bottom: 85px;
    }
    .result-title {
        font-size: 10px;
    }
    .result-section.open .result-title {
        font-size: 12px;
    }
    .result-section {
        padding: 0.25rem;
    }
    .input-bar-status.info {
        font-size: 12px;
        margin-bottom: 0;
    }
    .input-bar-status.error {
        font-size: 12px;
        margin-bottom: 0;
    }
    .file-list-popup {
        font-size: 12px;
    }
    .faq-answer {
        font-size: 14px;
    }
}