:root {
    --bg-color: #1e1e1e;
    --text-color: #e0e0e0;
    --section-bg: #2d2d2d;
    --border-color: #404040;
    --highlight: #3c5c7c;
    --success: #4caf50;
    --warning: #ff9800;
    --error: #f44336;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 20px;
}

h1, h2, h3 {
    color: var(--text-color);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

textarea {
    width: 100%;
    height: 120px;
    background-color: var(--section-bg);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    padding: 6px;
    border-radius: 4px;
    font-family: monospace;
    margin-bottom: 10px;
}

button {
    background-color: #4CAF50;
    border: none;
    color: white;
    padding: 10px 20px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 14px;
    margin: 4px 2px;
    cursor: pointer;
    border-radius: 4px;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #45a049;
}

.section {
    background-color: var(--section-bg);
    border-radius: 8px;
    padding: 12px 15px;
    margin: 10px 0;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.score-container {
    text-align: center;
    padding: 20px;
    margin: 20px 0;
}

.score-flex {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 60px;
    width: 100%;
}

.score-left {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 180px;
}

.score-indicators {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.score-container h2 {
    font-size: 1.3em;
    margin-bottom: 8px;
    border-bottom: none;
    padding-bottom: 0;
}

.score-circle {
    width: 110px;
    height: 110px;
    border-radius: 50%;
    margin: 0 auto;
    position: relative;
    background: conic-gradient(var(--success) 0%, var(--success) var(--score), #444 var(--score), #444 100%);
}

.score-inner {
    position: absolute;
    width: 90px;
    height: 90px;
    background: var(--section-bg);
    border-radius: 50%;
    top: 10px;
    left: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.7em;
    font-weight: bold;
}

.status {
    padding: 8px 12px;
    margin: 5px 0;
    border-radius: 4px;
    display: inline-block;
    font-weight: bold;
}

.status.good {
    background-color: #2d5a2d;
    color: #90EE90;
    border-left: 4px solid #4CAF50;
}

.status.warning {
    background-color: #5a4d2d;
    color: #FFD700;
    border-left: 4px solid #FF9800;
}

.status.error {
    background-color: #5a2d2d;
    color: #FFB6C1;
    border-left: 4px solid #f44336;
}

.grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    align-items: start;
    margin: 10px 0;
    width: 100%;
}

pre, code {
    background-color: var(--bg-color);
    padding: 6px;
    border-radius: 4px;
    overflow-x: auto;
    white-space: pre-wrap;
    word-break: break-word;
    font-size: 0.97em;
    max-width: 100%;
}

.details pre {
    white-space: pre-wrap;
    word-break: break-word;
}

.mail-flow {
    position: relative;
    list-style: none;
    padding-left: 20px;
}

.mail-flow li {
    position: relative;
    padding: 10px;
    margin: 10px 0;
    background-color: var(--bg-color);
    border-radius: 4px;
}

.mail-flow li::before {
    content: "↓";
    position: absolute;
    left: -20px;
    color: white;
}

.mail-flow li:first-child::before {
    display: none;
}

.compact-score {
    padding: 10px 15px;
    margin: 10px 0 10px 0;
}

/* Security Analysis vertical layout */
.security-analysis-vertical {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.security-analysis-vertical .section {
    margin-bottom: 15px;
    padding: 10px;
    border-left: 3px solid #555;
    background: none;
    box-shadow: none;
}

nav {
    width: 100%;
    background: #181818;
    padding: 0.5em 0 0.5em 1.5em;
    margin-bottom: 18px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.12);
    display: flex;
    align-items: center;
}
nav a {
    color: #fff;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1em;
    margin-right: 2em;
    letter-spacing: 0.5px;
}
nav a:hover {
    text-decoration: underline;
}

.container, .section, .grid {
    word-break: break-word;
    overflow-wrap: anywhere;
}

.explanation {
    background-color: #2a2a2a;
    border-left: 4px solid #555;
    padding: 10px;
    margin: 10px 0;
    border-radius: 0 4px 4px 0;
}

.explanation small {
    color: #ccc;
    line-height: 1.4;
}

@media print {
    body {
        background-color: white;
        color: black;
    }
    .section {
        background-color: white;
        color: black;
        box-shadow: none;
        border: 1px solid #ccc;
    }
    .score-circle, .score-inner {
        background: white;
        color: black;
    }
    pre, code {
        background: #f5f5f5;
        color: black;
        border: 1px solid #ccc;
        white-space: pre-wrap;
        word-break: break-word;
    }
}

@media (max-width: 700px) {
    .score-flex {
        flex-direction: column;
        align-items: stretch;
        gap: 15px;
    }
    .score-indicators {
        flex-direction: row;
        gap: 8px;
        min-width: 0;
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .grid {
        grid-template-columns: 1fr;
    }
}