:root {
    --bg: #f5f7fa;
    --text: #000;
    --card-bg: #fff;
    --accent: #28a745;
}

[data-theme="dark"] {
    --bg: #121212;
    --text: #f5f7fa;
    --card-bg: #1f1f1f;
    --accent: #28a745;
}

body {
    margin: 0;
    padding: 40px;
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    background: var(--bg);
    color: var(--text);
}

.main-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 100vh;
}

.container {
    background: var(--card-bg);
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    width: 70%;
    max-width: 700px;
    text-align: center;
}

h1 {
    font-size: 2.2rem;
    color: var(--text);
    margin-bottom: 20px;
}

p {
    margin-bottom: 30px;
}

form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

input[type="text"] {
    padding: 12px;
    font-size: 1rem;
    border-radius: 6px;
    border: 1px solid #ced4da;
    width: 100%;
}

button {
    padding: 12px;
    font-size: 1rem;
    border: none;
    background: var(--accent);
    color: white;
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.3s;
}

button:hover {
    background: #218838;
}

.theme-toggle {
    margin-top: 20px;
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--accent);
}

footer {
    margin-top: 25px;
    font-size: 0.9rem;
    color: #adb5bd;
}

/* Responsive container width */
@media (max-width: 1024px) {
    .container {
        width: 80%;
        padding: 35px 25px;
    }
}

@media (max-width: 768px) {
    body {
        padding: 20px;
    }

    .container {
        width: 95%;
        padding: 25px 20px;
    }

    h1 {
        font-size: 1.8rem;
    }

    input[type="text"],
    button {
        font-size: 1rem;
        padding: 10px;
    }

    .btn,
    #downloads a {
        font-size: 0.95rem;
        padding: 10px 16px;
        width: 100%;
        box-sizing: border-box;
        margin-top: 10px;
    }

    .theme-toggle {
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 1.5rem;
    }

    .bode-article {
        padding: 1rem;
    }

    .btn,
    #downloads a {
        font-size: 0.9rem;
        padding: 10px 14px;
    }

    footer {
        font-size: 0.8rem;
    }
}

/* Bode article content */
.bode-article {
    margin: 4rem auto 2rem auto;
    padding: 2rem;
    background-color: var(--card-bg);
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    color: var(--text);
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.7;
    max-width: 1000px;
}

.bode-article h2, 
.bode-article h3 {
    color: var(--text);
    margin-bottom: 1rem;
}

.bode-article p {
    margin-bottom: 1.5rem;
}

.bode-article ul,
.bode-article ol {
    margin: 1rem 0 2rem 1.5rem;
    padding-left: 1rem;
}

.bode-article li {
    margin-bottom: 0.5rem;
}

#progress {
    text-align: left;
    max-height: 200px;
    overflow-y: auto;
    margin-bottom: 1rem;
}

#progress a {
    display: block;
    word-break: break-all;
    overflow-wrap: anywhere;
    margin-bottom: 4px;
    line-height: 1.4;
}

#currentLink {
    min-height: 1.5em;
    font-weight: bold;
    font-size: 1rem;
    line-height: 1.4;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.btn {
    display: inline-block;
    background-color: orange;
    color: white;
    padding: 12px 24px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: bold;
    text-align: center;
}

#downloads {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
}

#downloads a {
    background-color: #28a745;
    color: white;
    padding: 10px 20px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    font-family: sans-serif;
    display: inline-block;
    transition: background 0.3s;
}

#downloads a:hover {
    background-color: #218838;
}