:root {
    --bg-color: #f4f4f4;
    --text-color: #333;
    --container-bg: #fff;
    --header-bg: #333;
    --header-text: #fff;
    --link-color: #007bff;
    --link-hover: #0056b3;
    --button-bg: #007bff;
    --button-text: #fff;
    --button-hover-bg: #0056b3;
    --secondary-button-bg: #28a745;
    --secondary-button-hover-bg: #218838;
    --footer-bg: #333;
    --footer-text: #fff;
    --border-color: #ddd;
    --input-bg: #fff;
    --input-border: #ccc;
    --code-bg: #eee;
    --message-error-bg: #f8d7da;
    --message-error-text: #721c24;
    --message-error-border: #f5c6cb;
    --message-success-bg: #d4edda;
    --message-success-text: #155724;
    --message-success-border: #c3e6cb;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg-color: #1a1a1a; /* Darker background */
        --text-color: #e0e0e0; /* Lighter text */
        --container-bg: #2c2c2c; /* Darker container */
        --header-bg: #111; /* Even darker header */
        --header-text: #e0e0e0;
        --link-color: #58a6ff; /* Brighter link for dark mode */
        --link-hover: #80bfff;
        --button-bg: #58a6ff;
        --button-hover-bg: #80bfff;
        --secondary-button-bg: #3fb950; /* Brighter green */
        --secondary-button-hover-bg: #56d364;
        --footer-bg: #111;
        --footer-text: #e0e0e0;
        --border-color: #444; /* Darker border */
        --input-bg: #333;
        --input-border: #555;
        --code-bg: #333; /* Darker code block */
        --message-error-bg: #582227;
        --message-error-text: #f8d7da;
        --message-error-border: #a73c42;
        --message-success-bg: #1e4620;
        --message-success-text: #d4edda;
        --message-success-border: #2f6532;
    }
    img {
        opacity: 0.85; /* Slightly reduce image opacity in dark mode if desired */
    }
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
    line-height: 1.6;
    margin: 0;
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: background-color 0.3s, color 0.3s;
}

.container {
    max-width: 850px;
    margin: 20px auto;
    padding: 25px;
    background-color: var(--container-bg);
    border-radius: 8px;
    box-shadow: 0 2px 15px rgba(0,0,0,0.1);
    border: 1px solid var(--border-color);
}

nav.main-nav {
    background-color: var(--header-bg);
    padding: 0.8em 1em;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

nav.main-nav a {
    color: var(--header-text);
    margin: 0 20px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1em;
    transition: color 0.2s;
}

nav.main-nav a:hover, nav.main-nav a.active {
    color: var(--link-color);
    text-decoration: none;
}

h1, h2, h3 {
    color: var(--text-color);
}

h1.page-title-with-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: left;
    margin-bottom: 1.5em;
    font-size: 2.2em;
    flex-wrap: nowrap;
}

img.title-icon {
    height: 60px;
    width: auto;
    max-width: 60px;
    margin-right: 15px;
    object-fit: contain;
}

h1 {
    text-align: center;
    margin-bottom: 1.5em;
    font-size: 2.2em;
}

h2 {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5em;
    margin-top: 1.5em;
    margin-bottom: 1em;
    font-size: 1.8em;
}

h3 {
    font-size: 1.4em;
}

pre {
    background-color: var(--code-bg);
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
    border: 1px solid var(--border-color);
    color: var(--text-color);
}

code {
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, Courier, monospace;
    font-size: 0.95em;
}

img.screenshot {
    max-width: 100%;
    height: auto;
    border-radius: 4px;
    display: block;
    margin: 15px auto;
    border: 1px solid var(--border-color);
}

ul, ol {
    margin-left: 20px;
    padding-left: 10px;
}

.footer {
    text-align: center;
    margin-top: 30px;
    padding: 20px;
    background-color: var(--footer-bg);
    color: var(--footer-text);
    border-top: 1px solid var(--border-color);
}
.footer img.hyphadev-logo {
    max-height: 30px;
    vertical-align: middle;
    margin-left: 10px;
    opacity: 0.7;
}

.download-button, input[type="submit"], button {
    display: inline-block;
    padding: 10px 18px;
    background-color: var(--button-bg);
    color: var(--button-text) !important;
    text-decoration: none;
    border-radius: 5px;
    border: none;
    cursor: pointer;
    font-size: 1em;
    transition: background-color 0.2s;
}

.download-button:hover, input[type="submit"]:hover, button:hover {
    background-color: var(--button-hover-bg);
}

.download-latest {
    display: block;
    width: fit-content;
    margin: 25px auto;
    padding: 12px 25px;
    background-color: var(--secondary-button-bg);
    color: var(--button-text) !important;
    text-decoration: none;
    border-radius: 5px;
    font-size: 1.2em;
    text-align: center;
    font-weight: bold;
    transition: background-color 0.2s;
}

.download-latest:hover {
    background-color: var(--secondary-button-hover-bg);
}

/* Forms */
.form-section { margin-bottom: 30px; padding: 20px; background-color: var(--container-bg); border: 1px solid var(--border-color); border-radius: 5px; }
.form-group { margin-bottom: 15px; }
.form-group label { display: block; margin-bottom: 8px; font-weight: bold; }
.form-group input[type="text"], 
.form-group input[type="password"], 
.form-group input[type="file"], 
.form-group textarea {
    width: calc(100% - 22px);
    padding: 10px;
    border: 1px solid var(--input-border);
    background-color: var(--input-bg);
    color: var(--text-color);
    border-radius: 4px;
    box-sizing: border-box;
}
.form-group textarea { min-height: 100px; }

/* Messages */
.message { padding: 12px 15px; margin-bottom: 20px; border-radius: 4px; border: 1px solid transparent; }
.error-message, .error { background-color: var(--message-error-bg); color: var(--message-error-text); border-color: var(--message-error-border); }
.success-message { background-color: var(--message-success-bg); color: var(--message-success-text); border-color: var(--message-success-border); }

/* Release List Specifics */
.release-list { list-style: none; padding: 0; }
.release-item { background-color: var(--bg-color);
    border: 1px solid var(--border-color); margin-bottom: 20px; padding: 20px; border-radius: 6px; }
.release-item h3 { margin-top: 0; color: var(--link-color); }
.release-item .meta { font-size: 0.9em; color: var(--text-color); opacity: 0.8; margin-bottom: 10px; }
.release-item .notes { margin-bottom: 15px; }

/* Admin Login Page */
.login-body { display: flex; justify-content: center; align-items: center; min-height: 100vh; }
.login-container { background-color: var(--container-bg); padding: 30px 40px; border-radius: 8px; box-shadow: 0 5px 20px rgba(0,0,0,0.2); width: 100%; max-width: 420px; border: 1px solid var(--border-color);}
.login-container h1 { margin-bottom: 25px; }
.login-container .form-group input[type="text"],
.login-container .form-group input[type="password"] { width: 100%; box-sizing: border-box; }
.login-container .form-group button { width: 100%; }
.login-container .home-link { display: block; text-align: center; margin-top: 20px; color: var(--link-color); }

/* Admin Dashboard Specifics */
.admin-welcome { text-align: right; margin-bottom: 20px; font-size: 0.9em;}
.admin-welcome a { color: var(--link-color); }
.log-table { width: 100%; border-collapse: collapse; margin-top: 20px; }
.log-table th, .log-table td { border: 1px solid var(--border-color); padding: 10px; text-align: left; font-size: 0.9em; }
.log-table th { background-color: var(--input-bg); font-weight: bold; }
.log-table tr:nth-child(even) { background-color: var(--bg-color); }
.log-table td a { color: var(--link-color); }
.log-table td[title] { cursor: help; }

.pagination { margin-top: 20px; text-align: center; }
.pagination a, .pagination span { display: inline-block; padding: 8px 12px; margin: 0 3px; border: 1px solid var(--border-color); text-decoration: none; color: var(--link-color); border-radius: 4px; transition: background-color 0.2s, color 0.2s; }
.pagination a:hover { background-color: var(--link-color); color: var(--button-text); }
.pagination .current { background-color: var(--link-color); color: var(--button-text); border-color: var(--link-color); }

/* Screenshots Gallery */
.screenshots-container {
    margin-top: 30px;
    text-align: center; /* Center the heading and potentially the container itself if width is set */
}
.screenshots-container img {
    max-width: 100%; /* Make images responsive */
    height: auto; /* Maintain aspect ratio */
    margin-bottom: 15px; /* Space between images */
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

/* App Title Bar - used in header.php */
.app-title-bar {
    display: flex;
    flex-direction: row; /* Ensure items are in a row */
    align-items: center; /* Vertically center icon and text block */
    gap: 15px; /* Space between icon and text block */
    padding: 15px;
    margin-bottom: 20px;
    /* background-color: var(--container-bg); No longer needed if it's part of .container */
    /* border-bottom: 1px solid var(--border-color); */
    /* border-radius: 5px; */
    /* box-shadow: 0 1px 3px rgba(0,0,0,0.05); */
}

.app-title-bar .title-and-description {
    display: flex;
    flex-direction: column; /* Stack title and description vertically */
    justify-content: center; /* Center them vertically if they have different heights */
}

.app-title-bar .main-title-text { /* This is an h2 */
    margin: 0; /* Remove default h2 margin */
    font-size: 1.8em; /* Adjust as needed */
    color: var(--text-color);
    border-bottom: none; /* Remove border from h2 if it's the title */
    padding-bottom: 0; /* Remove padding from h2 if it's the title */
    line-height: 1.2; /* Added for robustness */
}

.app-title-bar .title-bar-description {
    margin: 5px 0 0 0; /* Small top margin, remove others */
    font-size: 0.95em;
    color: var(--text-color);
    opacity: 0.9;
    line-height: 1.4; /* Added for robustness */
}

/* Fallback for GitHub Flake */