/* Genel stil */
:root {
    --background-color: #202124;
    --text-color: #ffffff;
    --accent-color: #43a8b1;
    --highlight-color: #519b6296;
    --secondary-bg: #303136;
    --input-bg: #fafafa;
    --input-color: #000;
    --button-bg: #43a8b1;
    --button-color: white;
    --border-color: #ccc;
    --different-bg: rgba(81, 155, 98, 0.5);
    --added-bg: rgba(98, 155, 98, 0.5);
    --removed-bg: rgba(155, 81, 81, 0.5);
    --diff-text-color: #ff5252;
    --line-number-color: #666;
    --transition-time: 0.3s;
}

/* Light Mode */
body.light-mode {
    --background-color: #ffffff;
    --text-color: #202124;
    --secondary-bg: #f0f0f0;
    --input-bg: #ffffff;
    --input-color: #202124;
    --border-color: #dddddd;
    --highlight-color: rgba(81, 155, 98, 0.2);
    --different-bg: rgba(81, 155, 98, 0.2);
    --added-bg: rgba(98, 155, 98, 0.2);
    --removed-bg: rgba(155, 81, 81, 0.2);
    --diff-text-color: #e53935;
    --line-number-color: #888;
}

/* Blue Mode */
body.blue-mode {
    --background-color: #0a192f;
    --text-color: #e6f1ff;
    --accent-color: #64ffda;
    --secondary-bg: #112240;
    --input-bg: #172a45;
    --input-color: #e6f1ff;
    --button-bg: #64ffda;
    --button-color: #0a192f;
    --border-color: #1d4ed8;
    --highlight-color: rgba(100, 255, 218, 0.2);
    --different-bg: rgba(100, 255, 218, 0.2);
    --added-bg: rgba(100, 255, 218, 0.3);
    --removed-bg: rgba(255, 100, 100, 0.3);
    --diff-text-color: #ff5252;
    --line-number-color: #8892b0;
}

/* Green Mode */
body.green-mode {
    --background-color: #0f2027;
    --text-color: #e0f2f1;
    --accent-color: #4db6ac;
    --secondary-bg: #1a3a32;
    --input-bg: #1f4038;
    --input-color: #e0f2f1;
    --button-bg: #4db6ac;
    --button-color: #0f2027;
    --border-color: #2d7064;
    --highlight-color: rgba(77, 182, 172, 0.2);
    --different-bg: rgba(77, 182, 172, 0.2);
    --added-bg: rgba(77, 182, 172, 0.3);
    --removed-bg: rgba(182, 77, 77, 0.3);
    --diff-text-color: #ff7043;
    --line-number-color: #80cbc4;
}

/* High Contrast Mode */
body.high-contrast-mode {
    --background-color: #000000;
    --text-color: #ffffff;
    --accent-color: #ffff00;
    --secondary-bg: #222222;
    --input-bg: #000000;
    --input-color: #ffffff;
    --button-bg: #ffff00;
    --button-color: #000000;
    --border-color: #ffff00;
    --highlight-color: rgba(255, 255, 0, 0.3);
    --different-bg: rgba(255, 255, 0, 0.3);
    --added-bg: rgba(0, 255, 0, 0.5);
    --removed-bg: rgba(255, 0, 0, 0.5);
    --diff-text-color: #ffff00;
    --line-number-color: #ffffff;
}

/* Base Styles */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    transition: background-color var(--transition-time), color var(--transition-time);
}

body {
    font-family: 'Roboto Mono', monospace;
    background-color: var(--background-color);
    color: var(--text-color);
    margin: 0;
    padding: 20px;
    line-height: 1.6;
    font-size: 16px;
}

/* Header Styles */
.header {
    margin-bottom: 20px;
    border-bottom: 1px solid var(--accent-color);
    padding-bottom: 15px;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 15px;
}

.title {
    font-size: 36px;
    font-weight: bold;
    color: var(--accent-color);
    margin: 0;
}

.theme-language-container {
    display: flex;
    gap: 10px;
}

.language-selector select,
.theme-selector select {
    padding: 8px;
    background-color: var(--secondary-bg);
    color: var(--text-color);
    border: 1px solid var(--accent-color);
    border-radius: 4px;
    cursor: pointer;
}

.compare-options {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-top: 10px;
}

.option-group {
    display: flex;
    align-items: center;
    gap: 5px;
}

.option-group label {
    font-size: 14px;
}

.option-group select {
    padding: 5px;
    background-color: var(--secondary-bg);
    color: var(--text-color);
    border: 1px solid var(--accent-color);
    border-radius: 4px;
}

/* Input Area */
.text-inputs {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.input-container {
    flex: 1;
    min-width: 300px;
}

.input-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 5px;
}

.input-header h3 {
    color: var(--accent-color);
    margin: 0;
}

.file-actions {
    display: flex;
    gap: 10px;
}

.file-upload-button {
    background-color: var(--button-bg);
    color: var(--button-color);
    padding: 5px 10px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
}

.file-input {
    display: none;
}

textarea {
    width: 100%;
    height: 300px;
    resize: vertical;
    background-color: var(--input-bg);
    color: var(--input-color);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 10px;
    font-family: 'Roboto Mono', monospace;
    white-space: pre-wrap;
    overflow-wrap: break-word;
    font-size: 14px;
    line-height: 1.5;
}

textarea:focus {
    outline: 2px solid var(--accent-color);
    border-color: transparent;
}

textarea::placeholder {
    color: #999;
}

/* Function Buttons */
.function-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 10px;
}

button {
    padding: 8px 15px;
    background-color: var(--button-bg);
    color: var(--button-color);
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.2s, transform 0.1s;
}

button:hover {
    filter: brightness(110%);
}

button:active {
    transform: scale(0.98);
}

.compare-button {
    display: block;
    margin: 20px auto;
    padding: 12px 30px;
    font-size: 18px;
    background-color: var(--accent-color);
    font-weight: bold;
}

/* Result Controls */
.result-controls {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    margin: 20px 0;
}

.navigation-buttons,
.utility-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
    width: 100%;
}

.highlight-button {
    background-color: var(--accent-color);
    font-weight: bold;
    padding: 10px 20px;
    font-size: 16px;
}

.filter-container,
.export-container {
    display: flex;
    gap: 5px;
}

.filter-container input {
    padding: 8px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: var(--input-bg);
    color: var(--input-color);
}

.export-container select {
    padding: 8px;
    background-color: var(--secondary-bg);
    color: var(--text-color);
    border: 1px solid var(--accent-color);
    border-radius: 4px;
}

/* Result Stats */
.result-stats {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 20px;
    font-size: 14px;
    background-color: var(--secondary-bg);
    padding: 10px;
    border-radius: 4px;
}

/* Result Area */
.result-area {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.result-container {
    position: relative;
    height: 400px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    overflow: hidden;
}

.result-output {
    max-height: 100%;
    overflow: auto;
    white-space: pre-wrap;
    word-break: break-word;
    padding: 10px;
    margin: 0;
    font-size: 14px;
    line-height: 1.5;
    background-color: var(--input-bg);
    color: var(--input-color);
    font-family: 'Roboto Mono', monospace;
}

/* Line Numbers and Diff Highlighting */
.line-number {
    display: inline-block;
    min-width: 40px;
    color: var(--line-number-color);
    user-select: none;
    border-right: 1px solid var(--border-color);
    padding-right: 5px;
    margin-right: 5px;
    text-align: right;
}

.line-content {
    display: inline-block;
    width: calc(100% - 50px);
}

.different-line {
    background-color: var(--different-bg);
    display: block;
    width: 100%;
}

.added-line {
    background-color: var(--added-bg);
    display: block;
    width: 100%;
}

.removed-line {
    background-color: var(--removed-bg);
    display: block;
    width: 100%;
}

.diff-highlight {
    color: var(--diff-text-color);
    background-color: rgba(255, 0, 0, 0.1);
    text-decoration: none;
    padding: 0 2px;
    border-radius: 2px;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 100;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    justify-content: center;
    align-items: center;
    padding: 20px;
    overflow-y: auto;
}

.modal-content {
    background-color: var(--secondary-bg);
    padding: 25px;
    border-radius: 8px;
    width: 90%;
    max-width: 800px;
    color: var(--text-color);
    position: relative;
    max-height: 80vh;
    overflow-y: auto;
}

.close {
    position: absolute;
    top: 15px;
    right: 20px;
    color: var(--text-color);
    font-size: 28px;
    cursor: pointer;
}

.modal-content h2 {
    color: var(--accent-color);
    margin-bottom: 15px;
}

.modal-content h3 {
    color: var(--accent-color);
    margin: 20px 0 10px;
}

.modal-content p, 
.modal-content li {
    margin-bottom: 10px;
}

.modal-content ul, 
.modal-content ol {
    margin-left: 20px;
}

/* Merge Modal */
.merge-modal-content {
    max-width: 1000px;
}

.merge-content {
    max-height: 400px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 10px;
    margin: 15px 0;
    background-color: var(--background-color);
}

.merge-line {
    display: flex;
    margin-bottom: 5px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 5px;
}

.merge-line:last-child {
    border-bottom: none;
}

.merge-line-number {
    min-width: 40px;
    color: var(--line-number-color);
}

.merge-line-content {
    flex: 1;
}

.merge-line-options {
    display: flex;
    gap: 10px;
    align-items: center;
}

.merged-result {
    margin-top: 20px;
}

.merged-result textarea {
    height: 200px;
    margin: 10px 0;
}

.merge-actions, 
.merged-result button {
    margin-top: 10px;
}

/* Warning Message */
/* Differences List Modal */
.differences-modal-content {
    max-width: 900px;
    max-height: 80vh;
}

.differences-count {
    margin: 10px 0;
    color: var(--accent-color);
    font-weight: bold;
}

.differences-controls {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 15px 0;
}

.diff-navigation-status {
    font-weight: bold;
    margin-left: 10px;
}

.diff-search {
    display: flex;
    gap: 5px;
    margin-bottom: 15px;
}

.diff-search input {
    flex: 1;
    padding: 8px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: var(--input-bg);
    color: var(--input-color);
}

.differences-list {
    max-height: 400px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 0;
    background-color: var(--background-color);
}

.diff-item {
    padding: 10px;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    transition: background-color 0.2s;
}

.diff-item:hover {
    background-color: var(--secondary-bg);
}

.diff-item.active {
    background-color: var(--different-bg);
    border-left: 4px solid var(--accent-color);
}

.diff-item-header {
    display: flex;
    justify-content: space-between;
    font-weight: bold;
    margin-bottom: 5px;
}

.diff-item-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    font-family: 'Roboto Mono', monospace;
    font-size: 13px;
    white-space: pre-wrap;
    word-break: break-word;
}

.diff-item-left, 
.diff-item-right {
    padding: 5px;
    border-radius: 4px;
}

.diff-item-left {
    background-color: var(--removed-bg);
}

.diff-item-right {
    background-color: var(--added-bg);
}

.warning-message {
    text-align: center;
    color: #ff5252;
    margin: 15px 0;
    padding: 10px;
    background-color: rgba(255, 82, 82, 0.1);
    border-radius: 4px;
}

/* Info Button */
.info-button {
    background-color: transparent;
    color: var(--accent-color);
    border: 1px solid var(--accent-color);
    margin-left: 10px;
    padding: 5px 15px;
    font-size: 14px;
    vertical-align: middle;
}

.info-button:hover {
    background-color: var(--accent-color);
    color: var(--background-color);
}

/* Footer */
.footer {
    text-align: center;
    margin-top: 40px;
    padding: 20px;
    border-top: 1px solid var(--accent-color);
    font-size: 14px;
    color: var(--text-color);
}

.footer a {
    color: var(--accent-color);
    text-decoration: none;
}

.footer a:hover {
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .result-area {
        grid-template-columns: 1fr;
    }
    
    .header-content {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .theme-language-container {
        width: 100%;
        justify-content: flex-start;
    }
    
    .compare-options {
        justify-content: flex-start;
    }
    
    .option-group {
        margin-bottom: 10px;
    }
}

@media (max-width: 768px) {
    body {
        padding: 10px;
    }
    
    .text-inputs {
        flex-direction: column;
    }
    
    .function-buttons {
        justify-content: center;
    }
    
    .result-controls {
        flex-direction: column;
        align-items: center;
    }
    
    .result-stats {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .compare-options {
        flex-direction: column;
    }
}

/* Syntax Highlighting Overrides */
pre code.hljs {
    background-color: transparent;
    padding: 0;
}

body.light-mode pre code.hljs {
    background-color: transparent;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--background-color);
}

::-webkit-scrollbar-thumb {
    background: var(--accent-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--button-bg);
}

/* Animations */
@keyframes highlight {
    0% { background-color: var(--accent-color); }
    100% { background-color: var(--different-bg); }
}

.highlight-animation {
    animation: highlight 1s ease;
}