body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #0f172a;
    color: #ffffff;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: auto;
}

.header {
    background: #111827;
    padding: 25px 0;
    border-bottom: 1px solid #1e293b;
}

.header h1 {
    margin: 0;
    font-size: 32px;
}

.header nav {
    margin-top: 10px;
}

.header nav a {
    color: #60a5fa;
    text-decoration: none;
    margin-right: 20px;
}

.hero {
    margin-top: 40px;
}

.hero h2 {
    font-size: 34px;
}

.hero p {
    color: #cbd5e1;
    line-height: 1.8;
}

.ad-box {
    margin: 30px 0;
    background: #1e293b;
    padding: 25px;
    text-align: center;
    border-radius: 10px;
    color: #94a3b8;
}

.tool-section {
    margin-top: 30px;
}

textarea {
    width: 100%;
    height: 420px;
    background: #111827;
    color: #ffffff;
    border: 1px solid #334155;
    border-radius: 10px;
    padding: 20px;
    font-size: 15px;
    resize: vertical;
    box-sizing: border-box;
    line-height: 1.6;
}

.button-group {
    margin-top: 20px;
}

.button-group button {
    background: #2563eb;
    color: white;
    border: none;
    padding: 12px 18px;
    margin: 8px 8px 0 0;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
}

.button-group button:hover {
    background: #1d4ed8;
}

#status {
    margin-top: 20px;
    font-weight: bold;
}

.seo-content {
    margin-top: 60px;
    line-height: 1.9;
    color: #cbd5e1;
}

.seo-content h2 {
    color: white;
    margin-top: 40px;
}

.footer {
    margin-top: 80px;
    background: #111827;
    text-align: center;
    padding: 25px;
    color: #94a3b8;
}

.editor-grid {

    display: grid;

    grid-template-columns: 1fr 1fr;

    gap: 20px;

    margin-top: 30px;
}

.editor-grid textarea {

    height: 420px;
}

@media (max-width: 768px) {

    .hero h2 {
        font-size: 28px;
    }

    textarea {
        height: 320px;
    }

    .button-group button {
        width: 100%;
    }
    .editor-grid {

        grid-template-columns: 1fr;
    }
}

input[type="text"] {

    width: 100%;

    padding: 14px;

    margin-top: 10px;

    margin-bottom: 20px;

    border-radius: 8px;

    border: 1px solid #2d3748;

    background: #0f172a;

    color: white;

    font-size: 15px;
}