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

body {
    font-family: 'Poppins', sans-serif;
    background-color: #121212;
    color: #f5f5f5;
    line-height: 1.7;
}

.header {
    text-align: center;
    padding: 3rem 1rem 2rem;
    background-color: #1e1e1e;
}

.header h1 {
    font-size: 2.5rem;
    color: #f44336;
}

.subtitle {
    font-weight: 300;
    font-size: 1.2rem;
    color: #aaa;
    margin-top: 0.5rem;
}

.main {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 3rem 5%;
    max-width: 1000px;
    margin: auto;
}

.section {
    background-color: #1e1e1e;
    border-radius: 10px;
    padding: 2rem;
    box-shadow: 0 0 20px rgba(0,0,0,0.3);
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    border-left: 5px solid #f44336;
}

.section h2 {
    color: #f44336;
    margin-bottom: 1rem;
}

.section p {
    color: #ccc;
}

.highlight {
    border-left: 5px solid #f44336;
}

.grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.box {
    background-color: #2c2c2c;
    padding: 1.5rem;
    border-radius: 8px;
    text-align: center;
    font-weight: 500;
    color: #eee;
    border-left: 5px solid #f44336;
}

.box span {
    display: block;
    margin-top: 0.5rem;
    font-weight: 300;
    color: #bbb;
}

.examples {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-top: 1.5rem;
}

.example {
    background-color: #2c2c2c;
    padding: 1.5rem;
    border-radius: 8px;
    text-align: center;
    box-shadow: 0 0 10px rgba(0,0,0,0.2);
    border-left: 5px solid #f44336;
}

.example h3 {
    margin-bottom: 0.8rem;
    color: #f44336;
}

.ligature,
.alternate,
.numbers {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    color: #fff;
}

.note {
    font-size: 0.9rem;
    color: #aaa;
}

.footer {
    text-align: center;
    padding: 2rem;
    background-color: #1e1e1e;
    color: #888;
    margin-top: 3rem;
}