@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;700&display=swap');

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

body {
    background-color: #1e1e1e;
    font-family: 'DM Sans', sans-serif;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

#heading {
    color: #f5f5f5;
    font-family: 'Inter', sans-serif;
    font-size: 38px;
    font-weight: 700;
    letter-spacing: -0.5px;
    line-height: 1.2;
    margin-bottom: 2rem;
}

#navigation-wrapper {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    max-width: 412px; /* (3 × ~120px) + (2 × 12px gaps) */
}

.btn {
    font-family: 'Inter', Arial, sans-serif;
    font-size: 14px;
    font-weight: 500;
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    letter-spacing: 0.2px;
    transition: opacity 0.15s ease, transform 0.1s ease;
}

.btn:hover {
    opacity: 0.85;
}

.btn:active {
    transform: scale(0.97);
}

#synapsee-btn {
    background-color: #55ACEE;
    color: #fff;
}

#ipgrabonline-btn {
    background-color: #2e2e2e;
    color: #d4d4d4;
    border: 1px solid #444;
}

#cipherpaste-btn {
    background-color: #1cac0f;
    color: #fff;
}

#livenotifier-btn {
    background-color: #0040cc;
    color: #fff;
}

#wscounter-btn {
    background-color: #e8a317;
    color: #fff;
}

#apicounter-btn {
    background-color: #a259f7;
    color: #fff;
}

#classquizlr-btn {
    background-color: #ff7b00;
    color: #fff;
}