:root {
    --accent-color: rgba(0, 123, 255);
    --accent-color-light: rgba(80, 160, 255);
    --nav-height: 76px;
}

body {
    font-family: "Poppins", sans-serif;
    background-color: #eaf6ff;/* #f5f5f5 testing*/
    text-align: center;
    margin: 0;
    align-items: center;
    padding-top: 80px;
}
.side-menu .menu-toggle {
    background: none;
    border: none;
    color: #61605f;
    font-size: 1.5rem;
    margin: 10px;
    cursor: pointer;
}

.side-menu .menu-items {
    margin-top: 20px;
    display: flex;
    flex-direction: column;
}

.side-menu a, .side-menu button.logout-button {
    color: #61605f;
    height: 24px;
    padding: 10px 15px;
    text-decoration: none;
    font-size: 1rem;
    border: none;
    background: none;
    text-align: left;
}

.side-menu a:hover, .side-menu button.logout-button:hover {
    background: rgba(255, 255, 255, 0.1);
}  


.class-grid{
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(370px, 1fr));
    gap: 20px;
    padding: 20px 24px;
}

.class-card {
    background-color: #fff; /*changed color to grey */
    border-radius: 8px;
    box-shadow:  0 6px 12px rgba(0,0,0,0.25); /*added stronger shadow*/ /* changed from 0 2px 4px rgba(0, 0, 0, 0.1)*/
    position: relative; /* for positioning icons */;
    padding: 20px;
    transition: transform 0.2s;
    text-align: center;
    min-height: 300px;
    display:flex;
    flex-direction: column;
    justify-content: flex-start; /* changed from space-bewteen*/
    gap: 15px; /* added gap between elements */
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
}
/*added so that i can change text color of h1 in class card*/
.class-card h1 {
    color: #120900; /* or any color you want */
    font-size: 2.2 rem; /* adjust to your liking */
    margin-bottom: 8px; /* adds spacing */
    /* optional: subtle depth effect */
    text-align: left;
}
/* added so that header and button are aligned */
.class-card-header {
    display: flex;                  /* align children in a row */
    justify-content: space-between; /* title left, button right */
    align-items: center;            /* vertically center them */
    margin-bottom: 10px;            /* spacing under header */
}
.class-card-title {
    display: flex;
    flex-direction: column;  /* stacks title above button */
    align-items: flex-start; /* aligns button to the left */
    margin-bottom: 10px;     /* optional spacing below */
}
.icon-btn i {
    pointer-events: none; /* make icon clicks count as button clicks */
}


.student-grid{
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
    padding: 20px 0;
}

.student-card {
    background-color: #fff; /*changed color to grey */
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    padding: 20px;
    transition: transform 0.2s;
    text-align: center;
}

.student-card h4 {
    margin: 0 0 8px 0;
    font-size: 1.1rem;
}

.student-card h5 {
    margin-top: 16px;
    font-size: 1rem;
    color: #555;
}


.button, button{
    background-color: var(--accent-color);
    color: white;
    border: none;
    padding: 7px 12px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    display: inline-block;

}

button:hover , .button:hover, .bar-links a, .class-card .button:hover, .download-link:hover, .view-class-btn:hover, .nav-btn:hover {
    background-color: var(--accent-color-light);
}
/* Style only the "View Class Page" button inside class cards */
.class-card .button {
    background-color: var(--accent-color);
    color: white;
    border-radius: 8px;
    padding: 8px 16px;
    width: auto;
    display: inline-block;
    margin-top: 5px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    text-align: center;
}

.file-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 20px;
    padding: 20px 0;
}

.file-card {
    display: flex;
    align-items: center;
    background-color: #ffffff;
    border-radius: 10px;
    padding: 16px;
    margin-bottom: 16px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    transition: box-shadow 0.2s ease;
    justify-content: center;
    
}

.file-icon {
    font-size: 32px;
    margin-right: 16px;

}

.file-info {
    flex-grow: 1;
}

.file-name {
    font-weight: 600;
    margin: 0;
}

.upload-date {
    color: #666;
    font-size: 0.9rem;
    margin: 4px 0;
}
/*adding this section for icons in class cards*/
.card-icons {
    position: absolute;
    bottom: 10px;
    right: 20px;
    display: flex;
    gap: 25px;
    font-size: 1.8rem;
    color: #7a7977 /* accent color */
}
.download-link {
    display: inline-block;
    margin-top: 4px;
    background-color: var(--accent-color);
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    color: white;
    padding: 5px 10px;
    font-size: 0.85rem;
    border-radius: 4px;
    text-decoration: none;
}

.download-link:hover {
    background-color: var(--accent-color-light);
}

.file-section, .upload-section {
    background-color: #ffffff;
    border-radius: 16px;
    padding: 16px; /*changed from 24*/
    margin-top: 16px; /*changed from 24*/
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
  }

.upload-block input[type="file"]{
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 1rem
}

.question-block {
    background-color: #ffffff;
    border-radius: 16px;
    padding: 20px;
    margin-bottom: 24px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
}

.question-block input[type="text"]{
  width: 100%;
  height: 400px;
  padding: 10px;
  font-size: 1rem;
  border: 1px solid #ddd;
  border-radius: 8px;
  box-sizing: border-box;
  margin-bottom: 12px;
}

.ai-feedback {
    margin-top: 10px;
    background-color: #f2f2f2;
    padding: 12px;
    border-radius: 8px;
    font-size: 0.9rem;
    color: #333;
}

.assignment-card{
    background-color: #ffffff;
    border-radius: 10px;
    padding: 16px;
    margin-bottom: 16px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.response-card{
    background-color: #ffffff;
    border-radius: 10px;
    padding: 16px;
    margin-bottom: 16px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.select2-container {
    width: 75% !important;
}
  
  
.content {
    display: none;
}

.collapsible{
    margin-bottom: 10px;
}


.feed-card {
    background-color: #ffffff;
    border-radius: 10px;
    padding: 16px;
    margin-bottom: 16px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.collapsible-card {
    margin-bottom: 24px;
    padding: 0 20px;
}

.content {
    background-color: #fff;
    box-shadow: 0 4px 8px rgba(0,0,0,0.05);
    border-radius: 12px;
    padding: 20px;
}

a {
    text-decoration: none;
}

.navbar {
    height: 80px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #fff;
   /* max-width: 1200px;*/
    margin:  0 6rem 16px 2rem; 
    padding-block:2.2rem;
    padding-inline: 3rem;
    box-shadow: 0 6px 12px rgba(0,0,0,0.25);
    transition: box-shadow 0.3s ease, transform 0.3s ease; /*smooth transition*/
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    padding: 0 3rem;
    
    z-index: 1000; /* ensures navbar is on top */
}

.navbar-links {
    display: flex;
    list-style: none;
    gap: 1rem;
    margin: 0;
    padding: 0;
    
}

.navbar-links a{
    background-color: var(--accent-color);
    color: white;
    border: none;
    padding: 7px 12px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    display: inline-block;
    align-items: center;
    
}
.logout-icon-btn{
    background: transparent !important;
    box-shadow: none !important;
    background-color: transparent !important;
    border: none;
    padding: 0;

}
/*this where i control size of logout button*/
.logout-icon-btn img {
    height: 65px;
    width: auto;
}
/* Hover effects for all navbar links and buttons */
.navbar a:hover,
.navbar button:hover,
.navbar-links a:hover,
.logout-button:hover {
    background-color: var(--accent-color-light);
    color: #000; /* makes text darker on hover */
    transform: translateY(-2px); /* slight lift effect */
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.2); /* stronger shadow */
    transition: all 0.3s ease;
}
/*specific style for view class button*/
.view-class-btn {
    display: inline-block;
    margin-top: 8px;
    color: white;
    padding: 4px 8px;       /* smaller padding = smaller button */
    font-size: 0.85rem;     /* smaller text */
    border-radius: 5px;
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.25);
    text-decoration: none;
    transition: all 0.3s ease;
}


.logout-button {
    background: none;
    border: none;
    background-color: var(--accent-color);
    color: white;
    font: inherit;
    cursor: pointer;
    padding: 0.5rem 1rem;
    text-decoration: none;
    margin-left: auto; /*added this*/


}

.editor-container body , #editor-container .body {
    color: black;
    margin: 0;
    margin-top:0px; /*removing extra space above editor*/
    padding-top:0px;
    display: flex;
    flex-direction: column;
    font-family: sans-serif;
    overflow-y: auto
 }
 /* changing up the control bar. 
 .controls, #controls {
    padding: 10px;
    background: #E5E6E4; 
    border-bottom: 1px solid;
 }
    */
#controls {
    display: flex;
    align-items: center;
    gap: 12px;

    padding: 6px 12px;
    margin: 6px 0 8px 0;

    font-size: 0.9rem;
}
    

/*adjusting label spacing*/
#controls label.class-label {
     position: relative;

}


/* Class dropdown & Name input styling */
#controls select#class,
#controls input#name {
    height: 30px;            /* same height for both */
    width: 110px;
    /*padding: 4px 12px;*/
    border-radius: 8px;
    border: 1px solid rgba(0,0,0,0.2);
    font-size: 0.6rem;
    margin-bottom:0px;
    background-color: #9ff4e4;
}

/* Name input shorter width */
#controls input#name {
    background-color: #9ff4e4;
    width: 110px;
    max-width: 150px;    /* limit max width */
     /* adjust % until it lines up with right side */
    margin-bottom: 0px;
    padding: 12px 8px; 
    
}

/* Save button styling to match */
#saveBtn {
    height: 25px;
    padding: 0 12px;
    border-radius: 8px;
    font-size: .9rem;
    margin-left: 10px; /* space between Name input and Save button */
    margin-bottom:0px;
}
 
#main, .main {
    flex: 1;
    display: flex;
    flex-direction: row;
    min-height: 0;
    gap: 10px;
    overflow: hidden;
 }
 
 /* Make the editor area a positioned container */
#main {
    margin-top:0;
    padding-top:0;
    position: relative;
}

/* Floating run/stop controls */
#editor-controls {
    position: absolute;
    right: 40px;
    display: flex;
    gap: 10px;
    z-index: 9999;
    margin-left: -10px; /*move to left side*/
    margin-top: 32px; /*spacing below*/
    margin-bottom:30px;
    padding-top:0px;
}


/* Icon-only buttons (no background, no box) */
.icon-btn {
    background: none !important;   /* removes ALL background */
    border: none !important;       /* removes outline box */
    box-shadow: none !important;   /* removes subtle shadows */
    padding: 0;
    margin: 0;
    cursor: pointer;
    font-size: 32px;               /* icon size */
    color: #1f2a44;/* #444; */                  /* icon color */
    display:flex;
    align-items:center;
    justify-content:center;
    cursor: pointer;
}

.icon-btn:focus {
    outline: none !important;      /* removes dotted focus outline */
}


#editor, .editor {
    margin-top:0; /*removing extra space above editor*/
    flex: 1;
    min-width: 0;
    border-right: 1px solid #444;
    text-align: left;
    position: relative;   /* ← add this */
    border-radius: 10px;
    overflow: hidden;
    border:1px solid rgba(0,0,0,0.08);
}

#console, .console {
    width: 100%;
    box-sizing: border-box;
    background: #1e1e1e;
    color: #eaeaea;
    padding: 12px;
    overflow-y: auto;
    font-family: monospace;
    font-size: 14px;
    border-radius: 10px;
    text-align: left;
    flex: 1;
    min-width: 0;
}
 
#userInput, .userInput{
    background-color: #111;
    border: none;
    color: white;
    text-decoration: none;
}
 
#graphics-container.hidden, .graphics-container.hidden {
    display: none !important;
    height: 0 !important;
    padding: 0 !important;
}
.assignment-context {
    background: #fff7e6;
    border: 1px solid #ffd18b;
    padding: 12px 16px;
    margin-bottom: 16px;
    border-radius: 8px;
    font-size: 0.95rem;
    line-height: 1.4;
}


/* ===== Light File Sidebar ===== */
/*
.side-menu{
  background: #ffffff;
  border-right: 1px solid rgba(0,0,0,0.08);
  box-shadow: 4px 0 12px rgba(0,0,0,0.04);
  padding: 12px 8px;
}

.side-menu .menu-toggle{
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(0,0,0,0.04);
  border: 1px solid rgba(0,0,0,0.08);
  color: #444;
  cursor: pointer;
}

.side-menu .menu-toggle:hover{
  background: rgba(0,0,0,0.06);
}
*/

.side-menu{
  position: fixed;
  top: var(--nav-height);
  left: 0; 
  width: 200px;
  height: calc(100vh - var(--nav-height));
  background: #ffffff;
  border-right: 1px solid rgba(0,0,0,0.08);
  box-shadow: 2px 0 8px rgba(0,0,0,0.05);
  padding: 12px 10px;
  overflow-y: auto;
  overflow-x: hidden;
}

.page-bubble {
    position: fixed;
    top: var(--nav-height);
    right: 0; /* making it touch right side of screen*/
    bottom: 0; /*change this to 0 to make it stick to the bottom */
    left: 200px;
    height: auto;
    padding: 16px 18px;
    background:#f4faff;/* #fff;*/

    display: flex;
    flex-direction: column;
  }  


/* Menu content */
.side-menu .menu-items{
  margin-top: 14px;
  display: flex;
  flex-direction: column;
  height: calc(100vh - 70px);
}

/* File list container */
.files-list{
  display: flex;
  flex-direction: column;
  gap: 6px;
  overflow-y: auto;
  padding-right: 4px;
}

/* Scrollbar */
.files-list::-webkit-scrollbar{
  width: 8px;
}
.files-list::-webkit-scrollbar-thumb{
  background: rgba(0,0,0,0.15);
  border-radius: 999px;
}

/* Individual file */
.file-item{
  width: 90%;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 9px 10px;
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  color: #333;
  font-size: 0.95rem;
  transition: background 0.15s ease,
              border-color 0.15s ease,
              transform 0.12s ease;
}

/* File icon */
.file-item i{
  color: rgba(0,0,0,0.45);
  width: 18px;
  text-align: center;
}

/* Hover */
.file-item:hover{
  background: rgba(0,0,0,0.05);
  border-color: rgba(0,0,0,0.10);
  transform: translateY(-1px);
}

/* Active file */
.file-item.active{
  background: rgba(252,164,43,0.16);
  border-color: rgba(252,164,43,0.45);
}

.file-item.active i{
  color: rgba(252,164,43,0.95);
}

/* Empty state */
.files-empty{
  color: rgba(0,0,0,0.55);
  font-size: 0.9rem;
  padding: 10px;
  border-radius: 10px;
  background: rgba(0,0,0,0.03);
  border: 1px dashed rgba(0,0,0,0.15);
}
/* =========================
   Top Navigation (Right-Aligned)
========================= */

.top-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;

    height: var(--nav-height);
    padding-top: 20px; 
    padding-left: 16px;
    padding-right: 40px;
  
    background: #f4faff;
    /*border-bottom: 1px solid rgba(0,0,0,0.08);*/
    box-shadow: none; /* 0 4px 10px rgba(0,0,0,0.05);*/
  
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding: 0 15px;
  
    z-index: 1500;
  }
  
  .top-nav-right {
    display: flex;
    align-items: center;
    gap: 14px;
  }
  /*penguin logo on right side */
  .logo {
    display: flex;
    align-items: center;
    margin-right: auto;   /* line that makes it go to right*/
    padding-left: 0px;
}

.logo img {
    height:  100px; 
    width: auto;
    display: block;
}
/* hover effect for logo */
.logo img:hover {
    opacity: 0.85;
}

  /* Nav links */
  .nav-link {
    font-size: 1.9rem;
    font-weight: 700;
    color:#7fb3d5; /* #333;*/
    text-decoration: none;
    padding: 6px 10px;
    border-radius: 8px;
    transition: background 0.2s ease, color 0.2s ease;
  }


.nav-link:hover {
background: rgba(0,0,0,0.05);
}

  
  /* Active page */
  .nav-link.active {
    text-decoration: underline; /* THIS gives the simple line */
    text-decoration-color: rgba(252, 164, 43);
    text-underline-offset: 4px; /* distance from text */
    text-decoration-thickness: 1.5px; /* thickness of the line */
    color: 000; /* optional active color */
    background: none;
  }
  .nav-link.active {
    position: relative;
    background: linear-gradient(
        135deg,
        rgba(210, 240, 255, 0.9),
        rgba(190, 225, 255, 0.7)
    );
    color: #1f4f75;
    border-radius: 14px;

    box-shadow:
        
        inset 0 0 10px rgba(255,255,255,0.8);

    backdrop-filter: blur(6px);
    text-decoration: none;
}
.nav-link.active::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 14px;
    border: 1px solid rgba(255,255,255,0.8);
    pointer-events: none;
}
.nav-link:hover:not(.active) {
    background: rgba(200, 230, 255, 0.4);
}
  
  /* Divider between nav and user info */
  .nav-divider {
    width: 1px;
    height: 22px;
    background: rgba(0,0,0,0.12);
    margin: 0 4px;
  }
  
  /* User name */
  .user-name {
    font-size: 0.95rem;
    color: rgba(0,0,0,0.65);
    white-space: nowrap;
  }
  
  /* Logout button */
  .nav-btn {
    color: none;
    border: none;
    border-radius: 14px; /*shape*/
    padding: 4px 8px;/*made button little bigger */
    font-size: 0.85rem;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(0,0,0,0.15);
    transition: background 0.2s ease, transform 0.15s ease;
    margin-left:16px;
    margin-top: 12px; /*aligning with user name*/
  }
  
  .nav-btn:hover {
    background-color: var(--accent-color-light);
    transform: translateY(-1px);
  }

  /* Profile dropdown menu */
  .profile-menu {
    position: relative;
  }

  .profile-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border: none;
    background: none;
    cursor: pointer;
    font-size: 0.95rem;
    color: rgba(0,0,0,0.65);
    transition: background 0.2s ease;
    border-radius: 8px;
  }

  .profile-btn:hover {
    background: rgba(200, 230, 255, 0.4);
  }

  .profile-btn i {
    font-size: 0.8rem;
    transition: transform 0.2s ease;
  }

  .profile-btn.active i {
    transform: rotate(180deg);
  }

  .profile-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 8px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
    z-index: 1600;
  }

  .profile-dropdown.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .profile-menu-item {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 12px 16px;
    text-decoration: none;
    color: rgba(0,0,0,0.7);
    background: none;
    border: none;
    cursor: pointer;
    font-size: 0.95rem;
    transition: background 0.2s ease, color 0.2s ease;
    font-family: "Poppins", sans-serif;
  }

  .profile-menu-item:first-child {
    border-radius: 12px 12px 0 0;
  }

  .profile-menu-item:hover {
    background: rgba(200, 230, 255, 0.5);
    color: rgba(0,0,0,0.9);
  }

  .profile-dropdown-divider {
    height: 1px;
    background: rgba(0,0,0,0.08);
    margin: 4px 0;
  }

  .logout-menu-item:last-child {
    border-radius: 0 0 12px 12px;
  }

  .logout-form {
    width: 100%;
  }

.monaco-editor .margin,
.monaco-editor .monaco-scrollable-element {
padding-top: 0 !important;
}

.class-group {
    margin-bottom: 10px;
}

.class-header {
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 10px;
    font-weight: 500;
}

.class-name {
    display: flex;
    align-items: center;
    gap: 6px;
}

.class-group.open .files-list {
    display: block;
}

.chevron {
    transition: transform 0.2s ease;
}

.class-group.open .chevron {
    transform: rotate(180deg);
}

.project-section{
    padding:6px;
}

.project-header{
    display:flex;
    align-items:center;
    font-weight:600;
    margin-bottom:4px;
}

.project-header span{
    font-weight: 600;
    margin-right: auto;
}

.project-header .icon-btn{
    width: 28px;
    height: 28px;
    font-size: 16px;
}

.project{
    margin-bottom:6px;
}

.project-title{
    cursor:pointer;
    padding:6px 8px;
    border-radius:6px;
    font-weight:600;
    display:flex;
    align-items:center;
    gap:6px;
    justify-content: space-between;
}

.project-title:hover{
    background:#eef6ff;
}

.project-files{
    margin-left:10px;
    margin-top:4px;
    border-left:1px solid rgba(0,0,0,0.08);
    padding-left:6px;

}

.project-file{
    cursor:pointer;
    padding:5px 8px;
    border-radius:6px;
    display:flex;
    gap:6px;
    align-items:center;
    font-size:0.9rem;
    justify-content:space-between;
    min-width: 0;
}

.file-left {
    min-width: 0;
    display: flex;
    align-items: center;
    gap: 6px;
}

.file-menu {
    flex-shrink: 0;
}

.project-file:hover{
    background:#eef6ff;
    transform:translateX(2px);
    
}

.project-name{
    display:flex;
    gap:6px;
    align-items:center;
}
.project-title .icon-btn{
    width: 20px;
    height: 20px;
    font-size: 14px;
}

.project-file.active{
    background: rgba(252,164,43,0.18);
    border-radius:6px;
    font-weight:500;
}

.project-file.active i{
    color: rgba(252,164,43,0.9);
}

.project-title{
    cursor:pointer;
    padding:6px 8px;
    border-radius:6px;
    font-weight:600;
    display:flex;
    align-items:center;
    justify-content:space-between;
    min-width: 0;
}

.project-name {
    min-width: 0;
    display: flex;
    align-items: center;
    gap: 6px;
}

.project-title:hover{
    background:#eef6ff;
    transform:translateX(2px);
}

.new-file-row{
    color:#888;
    font-style:italic;
    justify-content: flex-start;
}

.new-file-row:hover{
    background:#f4faff;
}

.project-arrow{
    font-size:12px;
    margin-right:4px;
    transition:transform 0.2s ease;
}

.project.open .project-arrow{
    transform:rotate(90deg);
}

.project-files{
    display:none;
}

.project.open .project-files{
    display:block;
}

.file-item{
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:6px 8px;
}

.file-menu{
    opacity:0;
    transition:opacity 0.15s ease;
}

.project-file:hover .file-menu{
    opacity:1;
}
.menu-btn{
    background:none;
    border:none;
    font-size:18px;
    cursor:pointer;
    color:#777;
    box-shadow: none;
}

.menu-btn:hover{
    color:#000;
    background-color: transparent;
}

.menu-dropdown{
    position:absolute;
    right:0;
    top:22px;
    background:white;
    border:1px solid #ddd;
    border-radius:6px;
    display:none;
    flex-direction:column;
    min-width:120px;
    z-index:100;
}
.menu-dropdown button{
    padding:8px 10px;
    background:none;
    border:none;
    text-align:left;
    cursor:pointer;
    color: black;
    font-size: 0.8rem;
}

.menu-dropdown button:hover{
    background:#f3f3f3;
}

.file-menu.open .menu-dropdown{
    display:flex;
}

.project.drag-over {
    background: rgba(252,164,43,0.15);
}

/* ===== Submission Cards ===== */
.submission-card {
    background: #ffffff;
    border-radius: 12px;
    padding: 18px;
    margin-bottom: 20px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
    text-align: left;
}

.submission-card h3 {
    margin-bottom: 12px;
    color: #1f2a44;
}

/* Project row */
.project-row {
    background: #f9fbff;
    border: 1px solid rgba(0,0,0,0.05);
    border-radius: 10px;
    padding: 12px;
    margin-bottom: 12px;
}

/* View button */
.view-btn {
    margin-top: 8px;
    font-size: 0.85rem;
    padding: 6px 10px;
    border-radius: 6px;
}

/* ===== Project Viewer ===== */
#projectViewer {
    background: #ffffff;
    border-radius: 12px;
    padding: 16px;
    margin-top: 20px;
    box-shadow: 0 6px 14px rgba(0,0,0,0.08);
    text-align: left;
}

/* Layout */
.project-viewer-body {
    display: flex;
    height: 400px;
    border: 1px solid rgba(0,0,0,0.08);
    border-radius: 10px;
    overflow: hidden;
}

.file-item-view {
    padding: 6px 8px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.9rem;
}

.file-item-view:hover {
    background: rgba(0,0,0,0.05);
}

.file-item-view.active {
    background: rgba(252,164,43,0.18);
    font-weight: 500;
}

.student-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

.student-content {
    display: none;
    margin-top: 10px;
}

.projectViewer {
    margin-top: 10px;
}

[id^="fileList-"] {
    width: 220px;
    background: #f4faff;
    border-right: 1px solid rgba(0,0,0,0.08);
    padding: 8px;
    overflow-y: auto;
}

[id^="fileContent-"] {
    flex: 1;
    background: #1e1e1e;
    color: #eaeaea;
    padding: 12px;
    font-family: monospace;
    font-size: 14px;
    overflow: auto;
}

.class-header .icon-btn {
    width: 18px;
    height: 18px;
    font-size: 12px;
}

.class-group {
    margin-bottom: 8px;
}


.class-projects {
    display: none;
    margin-left: 8px;
    padding-left: 6px;
    border-left: 1px solid rgba(0,0,0,0.08);
}

.class-group.open .class-projects {
    display: block;
}

.class-arrow {
    font-size: 12px;
    transition: transform 0.2s ease;
}

.class-group.open .class-arrow {
    transform: rotate(90deg);
}

.class-header {
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 8px;
    border-radius: 6px;
    font-weight: 600;
    min-width: 0;
}

.class-header:hover {
    background: #eef6ff;
}

.class-name {
    display: flex;
    align-items: center;
    gap: 6px;
    min-width: 0;
}

.class-header .icon-btn {
    width: 18px;
    height: 18px;
    font-size: 12px;
}

.class-header:hover{
    background:#eef6ff;
    transform:translateX(2px);
    
}

.class-page {
    max-width: 1100px;
    margin: 0 auto;
    padding: 24px;
    text-align: left;
}

.class-page-header {
    background: #ffffff;
    border-radius: 16px;
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.06);
}

.class-hero h1 {
    margin: 0 0 8px 0;
    color: #1f2a44;
}

.class-hero p {
    margin: 0 0 16px 0;
    color: #666;
    font-size: 1rem;
}

.class-section {
    background: #ffffff;
    border-radius: 16px;
    padding: 20px;
    margin-bottom: 24px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.06);
}

.class-section h2 {
    margin-top: 0;
    margin-bottom: 16px;
    color: #1f2a44;
}

.assignment-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.teacher-assignment-card {
    background: #f9fbff;
    border: 1px solid rgba(0,0,0,0.06);
    border-radius: 12px;
    padding: 16px;
    box-shadow: none;
    margin-bottom: 0;
}

.teacher-assignment-card h3 {
    margin: 0 0 8px 0;
    color: #1f2a44;
}

.assignment-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 16px;
    flex-wrap: wrap;
}

.assignment-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.small-btn {
    padding: 6px 10px;
    font-size: 0.9rem;
}

.assign-form {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
    margin-top: 12px;
}

.assign-form input[type="date"] {
    padding: 8px 10px;
    border: 1px solid rgba(0,0,0,0.15);
    border-radius: 8px;
    font-size: 0.95rem;
    background: white;
}

.student-link {
    width: 100%;
    text-align: center;
}

.muted {
    color: #777;
    font-style: italic;
}

.dashboard-section {
    margin-top: 14px;
    background: #f9fbff;
    border: 1px solid rgba(0,0,0,0.05);
    border-radius: 12px;
    padding: 14px;
}

.dashboard-section h3 {
    margin-top: 0;
    margin-bottom: 12px;
    color: #1f2a44;
}

#graphics-container {
    width: 100%;
    min-height: 0;

    background: #222;
    border-radius: 10px;

    padding: 5px;
    overflow: hidden;
}


#turtle-canvas {
    width: 100%;
    height: auto;
    min-height: 200px;
}

#right-panel {
    width: 650px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    box-sizing: border-box;
    overflow: hidden
}


#drag-divider {
    width: 8px;
    cursor: col-resize;
    background: rgba(0, 0, 0, 0.08);
    border-radius: 999px;
    flex: 0 0 8px;
}

#drag-divider:hover {
    background: #7fb3d5;
}

#editor {
    flex: 1;
    min-width: 300px;
}

#right-panel {
    width: 650px;
    min-width: 320px;
    max-width: 80%;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
body.filebar-collapsed .side-menu {
    width: 42px;
    padding: 12px 6px;
}

body.filebar-collapsed .page-bubble {
    left: 42px;
}

/* hide only the file content, not the header/button */
body.filebar-collapsed #projectTree,
body.filebar-collapsed .project-header span {
    display: none;
}

body.filebar-collapsed .project-header {
    justify-content: center;
}

body.filebar-collapsed .filebar-toggle i {
    transform: none;
}