:root {
    --bg-color: #0d1117;
    --card-bg: #161b22;
    --text-color: #c9d1d9;
    --primary-color: #58a6ff;
    --primary-hover: #1f6feb;
    --accent-color: #8957e5;
    --border-color: #30363d;
    --success-color: #238636;
    --error-color: #da3633;
}

* {
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

/* Navigation */
.navbar {
    background-color: var(--card-bg);
    padding: 15px 30px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: bold;
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 20px;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 600;
    padding: 8px 16px;
    border-radius: 6px;
    transition: all 0.2s ease-in-out;
}

.nav-links a:hover, .nav-links a.active {
    background-color: var(--border-color);
    color: var(--primary-color);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
    width: auto;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--text-color);
    border-radius: 3px;
    transition: all 0.3s ease-in-out;
}

/* Container */
.container {
    max-width: 800px;
    margin: 40px auto;
    padding: 0 20px;
}

/* Typography */
h1 {
    color: #fff;
    font-size: 2.2rem;
    margin-bottom: 10px;
    text-align: center;
}

h2 {
    color: #fff;
    font-size: 1.5rem;
    margin-top: 30px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 8px;
}

p {
    color: #8b949e;
    text-align: center;
    margin-bottom: 30px;
}

p.text-left {
    text-align: left;
}

/* Cards & Forms */
form, .card {
    background-color: var(--card-bg);
    padding: 25px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #fff;
}

input[type="text"],
input[type="number"],
input[type="file"] {
    width: 100%;
    padding: 10px 12px;
    margin-bottom: 20px;
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    border-radius: 6px;
    font-size: 1rem;
    transition: border-color 0.2s;
}

input:focus {
    outline: none;
    border-color: var(--primary-color);
}

input[type="file"] {
    padding: 7px;
}

button {
    background-color: var(--primary-color);
    color: #fff;
    border: none;
    padding: 12px 20px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 6px;
    cursor: pointer;
    width: 100%;
    transition: background-color 0.2s;
}

button:hover {
    background-color: var(--primary-hover);
}

/* Results Areas */
#result, #explore-result, #peers-result, #auth-result, #verify-result {
    background-color: var(--card-bg);
    padding: 20px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    font-family: ui-monospace, SFMono-Regular, SF Mono, Menlo, Consolas, Liberation Mono, monospace;
    font-size: 0.9rem;
    overflow-x: auto;
    margin-top: 20px;
    color: var(--text-color);
}

/* Responsive */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--card-bg);
        border-bottom: 1px solid var(--border-color);
        padding: 15px 0;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        gap: 10px;
        align-items: center;
    }

    .nav-links.show {
        display: flex;
    }
    
    .container {
        margin: 20px auto;
    }
    
    h1 {
        font-size: 1.8rem;
    }
}