/* PMT Simple Academic Style */
:root {
    --pmt-blue: #337ab7;
    --pmt-dark-blue: #23527c;
    --pmt-gray: #f5f5f5;
    --border-color: #dddddd;
    --text-color: #333333;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body.pmt-theme {
    font-family: Arial, "Helvetica Neue", Helvetica, sans-serif;
    background-color: #fff;
    color: var(--text-color);
    line-height: 1.42857143;
}

/* Header & Nav */
.top-announcement {
    background: #000;
    color: #fff;
    text-align: center;
    padding: 8px;
    font-size: 14px;
    font-weight: bold;
}

.pmt-nav {
    background-color: var(--pmt-gray);
    border-bottom: 1px solid var(--border-color);
    padding: 15px 0;
}

.nav-container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 15px;
}

.pmt-nav .logo {
    font-size: 24px;
    font-weight: bold;
    color: #111;
    margin-bottom: 10px;
}

.nav-main a {
    color: var(--pmt-blue);
    text-decoration: none;
    margin-right: 20px;
    font-weight: 500;
}

.nav-main a:hover {
    color: var(--pmt-dark-blue);
    text-decoration: underline;
}

/* Main Content */
.main-container {
    max-width: 1140px;
    margin: 30px auto;
    padding: 0 15px;
}

.breadcrumb {
    font-size: 14px;
    color: #777;
    margin-bottom: 20px;
}

.breadcrumb a {
    color: var(--pmt-blue);
    text-decoration: none;
}

.page-header {
    border-bottom: 1px solid #eee;
    margin-bottom: 30px;
    padding-bottom: 15px;
}

.page-header h1 {
    font-size: 36px;
    margin-bottom: 10px;
}

/* Subject Grid */
.subject-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.subject-card {
    border: 1px solid var(--border-color);
    padding: 20px;
    text-align: center;
    border-radius: 4px;
}

.subject-card a {
    color: var(--pmt-blue);
    font-weight: bold;
    text-decoration: none;
    display: block;
    margin-top: 10px;
}

/* List Styling */
.topic-section {
    margin-bottom: 30px;
}

.topic-section h2 {
    font-size: 24px;
    margin-bottom: 15px;
    color: #444;
}

.topic-list {
    list-style: none;
}

.topic-list li {
    padding: 10px;
    border-bottom: 1px solid #eee;
}

.topic-list a {
    color: var(--pmt-blue);
    text-decoration: none;
}

.topic-list a:hover {
    text-decoration: underline;
}

/* Footer */
.pmt-footer {
    background-color: var(--pmt-gray);
    border-top: 1px solid var(--border-color);
    padding: 30px 0;
    margin-top: 50px;
}

.footer-container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 15px;
    display: flex;
    justify-content: space-between;
}

.footer-links a {
    color: var(--pmt-blue);
    text-decoration: none;
    margin-left: 15px;
}

/* Stealth override for trigger */
.stealth-trigger {
    color: #333 !important;
    /* Make it look like a standard black text link if needed */
}

/* Game Page adjustments */
#game-frame {
    width: 100%;
    height: 100vh;
    border: none;
}