/* style.css - FINAL CLEAN VERSION */
.meta {
    color: #666;          /* The greyish color */
    font-style: italic;   /* Makes it italic */
    font-size: 1rem;      /* Standard readable size */
    margin-top: 5px;      /* Small space between subtitle and date */
}

header p {
    margin: 5px 0;        /* Tightens the space above and below the subtitle */
    font-size: 1.1rem;    /* Makes the "Half-day tutorial" text slightly larger */
    color: #333;          /* Ensures it is dark grey/black */
}
/* 1. Global Settings */
body {
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.5;
    color: #333;
    max-width: 960px;
    margin: 0 auto;
    padding: 20px;
    background-color: #fff; 
}

/* 1. Remove the bottom gap from the Header */
header {
    margin-bottom: 0 !important;
    padding-bottom: 10px !important; /* Small buffer so text doesn't hit the line */
}

/* 2. Remove the top gap from the Content Section */
.content-section {
    margin-top: 0 !important;
    padding-top: 10px !important;
}

/* 3. Remove the default space above the word "Abstract" */
.content-section h2:first-of-type {
    margin-top: 0 !important;
}

/* 4. Fix the paragraph margin issue in the header */
header p {
    margin-bottom: 5px; /* Tightens space between lines in the header */
}
/* 2. Header Layout */
header {
    background-color: #fff;
    padding-bottom: 20px;
    margin-bottom: 30px;
    text-align: left; /* Left align everything as requested */
}

/* 3. Banner Image */
.banner-img {
    width: 100%;
    height: auto;
    display: block;
    margin-bottom: 25px; 
    border-radius: 0;    
}

/* 4. The Main Title (Blue) */
header h1 {
    color: #0056B3 !important; /* Forces the specific academic blue */
    font-size: 2.2rem;   
    font-weight: 700;
    margin: 0 0 10px 0;  
    line-height: 1.2;
}

/* 5. The Subtitle (Bold) */
.header-subtitle {
    font-size: 1.1rem;
    font-weight: 700;    
    color: #444;         
    margin-bottom: 5px;
}

/* 6. The Details (Italic) */
.header-meta {
    font-size: 1rem;
    color: #666;         
    font-style: italic;  
    margin-top: 0;
}

/* 7. Navigation Bar */
nav {
    background: #2c3e50;
    padding: 15px 0;
    text-align: center;
    position: sticky;
    top: 0;
    z-index: 1000;
    margin-bottom: 20px;
    border-radius: 4px;
}

nav a {
    color: #fff;
    margin: 0 15px;
    font-weight: bold;
    text-decoration: none;
    font-size: 1.1em;
}

nav a:hover, nav a.active {
    text-decoration: underline;
    color: #3498db;
}

/* 8. Content & Other Styles */
h2 {
    color: #34495e;
    border-bottom: 2px solid #e1e1e1;
    padding-bottom: 10px;
    margin-top: 40px;
}

h3 {
    color: #555;
    margin-top: 25px;
}

.content-section {
    background: #fff;
    padding: 30px;
    margin-bottom: 20px;
    border-radius: 5px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.schedule-item { margin-bottom: 15px; }
.time { font-weight: bold; color: #2980b9; }

footer {
    text-align: center;
    margin-top: 50px;
    padding: 20px;
    color: #7f8c8d;
    font-size: 0.9em;
    border-top: 1px solid #ddd;
}