/* --- GLOBAL STYLES & ACCESSIBILITY --- *

body { 
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; 
    line-height: 1.6; 
    color: #333; 
    max-width: 900px; 
    margin: 0px; 
    padding: 20px; 
    background-color: #ffffff;
}

/* --- ARTICLE & SECTION WRAPPERS --- */
article {
    margin-top: 20px;
}

section {
    margin-bottom: 50px;
    padding: 25px;
    background-color: #f9f9f9;
    border-radius: 12px;
    border: 1px solid #eee;
}

/* --- TABLE OF CONTENTS (STAY ACCESSIBLE) --- */
.toc-container {
    background: #eef2f7;
    padding: 25px;
    border-radius: 10px;
    border-left: 5px solid #3498db;
    margin-bottom: 40px;
}

.toc-container h3 {
    margin-top: 0;
    color: #2c3e50;
    font-size: 1.3rem;
}

.toc-container ul {
    list-style: none;
    padding: 0;
    columns: 2; /* Desktop par do columns mein dikhega */
}

@media (max-width: 600px) {
    .toc-container ul { columns: 1; }
}

.toc-container li { margin: 8px 0; }

.toc-container a {
    text-decoration: none;
    color: #2980b9;
    font-weight: 600;
    transition: color 0.3s;
}

.toc-container a:hover {
    color: #e67e22;
    text-decoration: underline;
}

/* --- TYPOGRAPHY & HEADINGS --- */
h2 {
    color: #2c3e50;
    font-size: 2.2rem;
    margin-bottom: 1.5rem;
    border-left: 6px solid #3498db;
    padding-left: 18px;
    line-height: 1.2;
}

h3 {
    color: #2980b9;
    font-size: 1.6rem;
    margin-top: 1.5rem;
}

p {
    margin-bottom: 1.4rem;
    font-size: 1.15rem;
    text-align: justify;
    color: #444;
}

/* --- HIGHLIGHTS & DECORATION --- */
strong {
    color: #e67e22; /* SEO & Readability Focus */
    font-weight: 700;
}

.highlight {
    color: #2980b9;
    font-weight: bold;
}

blockquote {
    background: #ecf0f1;
    border-left: 10px solid #3498db;
    margin: 2em 0;
    padding: 1.5em 20px;
    font-style: italic;
    color: #555;
    border-radius: 8px;
    font-size: 1.2rem;
}

/* --- DATA TABLES --- */
table {
    width: 100%;
    border-collapse: collapse;
    margin:  0;
    background: #fff;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

th, td {
    padding: 15px;
    border: 1px solid #ddd;
    text-align: left;
}

th {
    background-color: #2c3e50;
    color: #ffffff;
}

tr:nth-child(even) {
    background-color: #f2f2f2;
}

/* --- DARK MODE SUPPORT --- */
@media (prefers-color-scheme: dark) {
    body { background-color: #121212; color: #e0e0e0; }
    section { background-color: #1e1e1e; border-color: #333; }
    .toc-container { background-color: #252525; border-color: #444; }
    h2, h3 { color: #64b5f6; }
    p { color: #ccc; }
    strong { color: #ffb74d; }
    blockquote { background: #2c2c2c; color: #bbb; }
    table { background: #252525; color: #eee; }
    th { background-color: #000; }
    tr:nth-child(even) { background-color: #2a2a2a; }
    .toc-container a { color: #64b5f6; }
}

/* --- TOOL CARDS --- */
.tool-card {
    background: #fff;
    padding: 20px;
    border-radius: 10px;
    margin: 20px 0;
    border: 1px solid #eee;
}

@media (prefers-color-scheme: dark) {
    .tool-card { background: #252525; border-color: #444; }
    }