/*
============================================================================
Copyright (c) 2024 HJJB, LLC
All Rights Reserved

This software is the proprietary information of HJJB, LLC.
Unauthorized use, reproduction, or distribution is strictly prohibited.

For licensing inquiries, please contact:
Email: licensing@thecoatlessprofessor.com
============================================================================
*/

:root {
    --primary-color: #3498db;
    --primary-hover: #2980b9;
    --secondary-color: #95a5a6;
    --secondary-hover: #7f8c8d;
    --success-color: #27ae60;
    --match-highlight: #ffeb3b;
    --match-border: #fbc02d;
    --error-color: #e74c3c;
    --background: #ecf0f1;
    --container-bg: #ffffff;
    --text-color: #2c3e50;
    --border-color: #bdc3c7;
}

* {
    box-sizing: border-box;
}

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

.container {
    background: var(--container-bg);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

header {
    text-align: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--border-color);
}

header h1 {
    margin: 0 0 10px 0;
    color: var(--primary-color);
}

header p {
    margin: 0;
    color: var(--secondary-color);
}

.section {
    margin-bottom: 25px;
}

.section h2 {
    margin-top: 0;
    margin-bottom: 15px;
    color: var(--text-color);
    font-size: 1.3em;
}

.section h3 {
    margin-top: 0;
    margin-bottom: 10px;
    color: var(--primary-color);
    font-size: 1em;
}

.regex-input-group {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 10px;
    background-color: #f8f9fa;
    border: 2px solid var(--border-color);
    border-radius: 4px;
}

.regex-delimiter {
    font-size: 24px;
    font-weight: bold;
    color: var(--primary-color);
    font-family: monospace;
}

#regexPattern {
    flex: 1;
    padding: 10px;
    border: none;
    background: transparent;
    font-family: 'Courier New', monospace;
    font-size: 16px;
    outline: none;
}

.flags-group {
    display: flex;
    gap: 15px;
    padding-left: 15px;
    border-left: 2px solid var(--border-color);
}

.flags-group label {
    display: flex;
    align-items: center;
    gap: 5px;
    cursor: pointer;
    font-family: monospace;
    font-weight: bold;
    color: var(--text-color);
}

.flags-group input[type="checkbox"] {
    cursor: pointer;
}

.error-message {
    margin-top: 10px;
    padding: 10px;
    background-color: #fadbd8;
    border: 1px solid var(--error-color);
    color: #c0392b;
    border-radius: 4px;
}

textarea {
    width: 100%;
    min-height: 150px;
    padding: 15px;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    resize: vertical;
}

textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.results-summary {
    padding: 15px;
    background-color: #e8f5e9;
    border: 2px solid var(--success-color);
    border-radius: 4px;
    margin-bottom: 15px;
    font-weight: bold;
}

.results-summary.no-match {
    background-color: #fff3e0;
    border-color: #ff9800;
}

.highlighted-text {
    padding: 15px;
    background-color: #f8f9fa;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.8;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.match {
    background-color: var(--match-highlight);
    border-bottom: 2px solid var(--match-border);
    padding: 2px 0;
    font-weight: bold;
}

.match-details {
    margin-bottom: 20px;
    padding: 15px;
    background-color: #f8f9fa;
    border: 1px solid var(--border-color);
    border-radius: 4px;
}

.match-details h4 {
    margin-top: 0;
    color: var(--primary-color);
}

.match-info {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 10px;
    margin-bottom: 10px;
}

.match-info strong {
    color: var(--text-color);
}

.match-info code {
    background-color: #e8f5e9;
    padding: 2px 6px;
    border-radius: 3px;
    font-family: 'Courier New', monospace;
}

.groups-list {
    margin-top: 10px;
}

.group-item {
    padding: 8px;
    margin: 5px 0;
    background-color: white;
    border-left: 3px solid var(--primary-color);
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: 10px;
}

.reference-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.reference-group {
    padding: 15px;
    background-color: #f8f9fa;
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

.reference-group ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.reference-group li {
    padding: 5px 0;
}

.reference-group code {
    background-color: #e8f5e9;
    padding: 2px 6px;
    border-radius: 3px;
    font-family: 'Courier New', monospace;
    color: #2e7d32;
}

.examples-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 10px;
}

.example-btn {
    padding: 12px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.3s;
}

.example-btn:hover {
    background-color: var(--primary-hover);
}

code {
    font-family: 'Courier New', monospace;
}