/* Minimal, standard styles for two buttons */
:root{
  --btn-radius: 6px;
  --btn-padding: 0.5rem 0.9rem;
  --font-size: 0.95rem;
  --primary: #0b74ff;      /* ok button */
  --primary-text: #ffffff;
  --muted: #f3f4f6;        /* stay background (subtle) */
  --muted-border: #d1d5db; /* stay border */
  --muted-text: #111827;
  --shadow: 0 1px 2px rgba(16,24,40,0.05);
  --focus-ring: 3px;
}

/* Base reset for consistency */
.submit-ok-button,
.submit-stay-button{
  appearance: none;
  border: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5ch;
  padding: var(--btn-padding);
  font-size: var(--font-size);
  line-height: 1;
  border-radius: var(--btn-radius);
  cursor: pointer;
  user-select: none;
  box-shadow: var(--shadow);
  transition: transform 120ms ease, box-shadow 120ms ease, opacity 120ms ease;
  -webkit-tap-highlight-color: transparent;
}

/* Primary filled button (OK) */
.submit-ok-button{
  background: linear-gradient(180deg, var(--primary), color-mix(in srgb, var(--primary) 80%, black 5%));
  color: var(--primary-text);
  font-weight: 600;
  border: 1px solid rgba(0,0,0,0.06);
}

/* Subtle/outline button (Stay) */
.submit-stay-button{
  background: var(--muted);
  color: var(--muted-text);
  border: 1px solid var(--muted-border);
  font-weight: 500;
}

/* Hover / active */
.submit-ok-button:hover,
.submit-stay-button:hover{
  transform: translateY(-1px);
}

.submit-ok-button:active,
.submit-stay-button:active{
  transform: translateY(0);
  opacity: 0.95;
}

/* Disabled state */
.submit-ok-button:disabled,
.submit-stay-button:disabled{
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* Keyboard focus (visible) */
.submit-ok-button:focus-visible,
.submit-stay-button:focus-visible{
  outline: none;
  box-shadow: 0 0 0 var(--focus-ring) color-mix(in srgb, var(--primary) 18%, white 82%), var(--shadow);
  border-color: color-mix(in srgb, var(--primary) 40%, transparent 60%);
}

/* Small / compact variant you can reuse */
.submit-ok-button.small,
.submit-stay-button.small{
  padding: 0.28rem 0.5rem;
  font-size: 0.82rem;
}

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce){
  .submit-ok-button,
  .submit-stay-button{
    transition: none;
  }
}



/* finalised */
  body {
      margin: 0;
      padding-top: 70px; /* Space for the fixed navbar */
      padding-bottom: 90px;
    }

  .test-content{
    font-family: "Helvetica Neue Regular", "Helvetica Neue", Helvetica, Roboto, Arial, sans-serif;;
  }

  /* Modal overlay */
#fullscreen-warning-modal {
  display: none;
  position: fixed;
  top: 0; left: 0;
  width: 100vw; height: 100vh;
  background: rgba(0,0,0,0.7);
  z-index: 9999;
  justify-content: center;
  align-items: center;
}

/* Modal box */
#fullscreen-warning-modal > div {
  background: #fff;
  padding: 2em 2.5em;
  border-radius: 18px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.15);
  text-align: center;
}

/* Buttons */
#fullscreen-ok-btn, #fullscreen-stay-btn {
  font-size: 1.1em;
  padding: 0.7em 2em;
  margin: 1em 0.5em 0 0.5em;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, box-shadow 0.2s;
}

#fullscreen-ok-btn {
  background: #e53935;
  color: #fff;
  box-shadow: 0 2px 8px rgba(229,57,53,0.12);
}

#fullscreen-ok-btn:hover {
  background: #b71c1c;
  box-shadow: 0 4px 16px rgba(229,57,53,0.18);
}

#fullscreen-stay-btn {
  background: #43a047;
  color: #fff;
  box-shadow: 0 2px 8px rgba(67,160,71,0.12);
}

#fullscreen-stay-btn:hover {
  background: #1b5e20;
  box-shadow: 0 4px 16px rgba(67,160,71,0.18);
}

/* Modal text */
#fullscreen-warning-modal p {
  font-size: 1.15em;
  margin-bottom: 1.5em;
}



    /* top nav */
    .navbar-custom {
      position: fixed;
      top: 0;
      width: 100%;
      background-color: #4BC1C5; /* light red */
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 0.5rem 1rem;
      z-index: 1000;
      font-size: 14px;
    }
    .navbar-left {
      font-weight: bold;
    }
    .navbar-center {
      color: #333;
    }
    .navbar-right {
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .navbar-right i, .navbar-right button {
      font-size: 16px;
    }
    .item {
     padding: 10px 20px;
     margin: 5px;
     border-radius: 8px;
}   
    .navbar-grid{
      display: grid;
      
    }

    .audio-playing{
      position: relative;
      left: 150px;
    }

    .timer-blunt{
      opacity: 1;
      position: absolute;
      top: 29px;
      left: 16px;
    }

    .timer-specific{
      opacity: 0;
      position: absolute;
      top: 29px;
      left: 16px;
    }

    .navbar-grid:hover .timer-blunt{
      opacity: 0;
    }

    .navbar-grid:hover .timer-specific{
      opacity: 1;
    }





    /* top nav */ 


    .bottom-navbar {
    position: fixed;
    display: flex;
  width: 100%;
  background: #f8f9fa;
  padding: 10px;
  gap: 5px;
  box-sizing: border-box;
  position: fixed;
  bottom: 0;
}

.nav-button {
    background-color: #f5f7f5;
    color: rgb(0, 0, 0);
    font-size: 18px;
    padding: 15px 30px;
    border: none;
    
    cursor: pointer;
    width: 30%;
    transition: background-color 0.3s ease;

  flex: 1; /* Distributes width equally among Part 1, 2, 3, 4 */
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 0; /* Critical for flex items to shrink below content size */
  padding: 5px;
  border: 1px solid #ddd;
    
}

.nav-button:hover {
    background-color: #b7c7b7;
}

/*popup for listening start*/
body.listening-popup-active {
    overflow: hidden;
  }
  .listening-overlay {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.85);
    backdrop-filter: blur(8px);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
  }
  .listening-popup {
    background: rgba(255,255,255,0.95); 
    padding: 40px;
    border-radius: 12px;
    text-align: center;
    max-width: 400px;
    max-height: 150px;
    width: 100%;
    box-shadow: 0 8px 25px rgba(0,0,0,0.3);
    animation: fadeIn 0.6s ease;
  }

  .listening-popup p{
    margin-bottom: 10px;
  }
  .listening-continue-btn {
    background: #1170dd;
    color: #fff;
    border: none;
    padding: 14px 24px;
    font-size: 1rem;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.2s;
  }
  .listening-continue-btn:hover {
    background: #218838;
  }
/*popup for listening start*/

/* popup settings */
.popup-settings{
  position: fixed;
  top: 0;
  right: 0;
  width: 250px;
  height: 15%;
  background-color: #f9f9f9;
  box-shadow: -2px 0 5px rgba(0, 0, 0, 0.3);
  padding: 20px;
  transition: transform 0.3s ease-in-out;
  transform: translateX(100%);
  z-index: 1000;
}

#popup-settings.menu-visible{
  transform: translateX(0);
}

/* popup settings */



/* popup note */
.popup-note{
  position: fixed;
  top:0;
  right:0;
  width: 500px;
  height: 100%;
  background-color: #f9f9f9;
  box-shadow: -2px 0 5px rgba(0, 0, 0, 0.3);
  padding: 20px;
  transition: transform 0.3s ease-in-out;
  transform: translateX(100%);
  z-index: 10000;
}

#popup-note.menu-visible{
  transform: translateX(0);
}

.close-settings{
  position:fixed;
  right: 0;
  top: 0;
}
/* popup note */


.btn-flat {
  background: transparent;
  border: none;
  
}



 /*questions */   

   h2, h3 {
      text-align: left;
      margin-bottom: 10px;
    }

    


    /* mcq */
    .mcq-container-one-choice {
      grid-template-columns: 1fr 1fr;
      gap: 1rem;
      margin-bottom: 1rem;
      
    }

    .mcq-container-one-choice label {
      display: block;
      margin: -5px 0;
      
    }

      .mcq {
      
      padding: 1rem;
      border-radius: 5px;
    }
    /*----*/
    /*group */

    /*short answer */
    .short-answer-container {
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .short-answer-item {
      
      
      padding: 12px 16px;
      border-radius: 4px;
    }

    .short-answer-item label {
      display: flex;
      align-items: center;
      gap: 8px;
    }
    /*------*/


    /* all the blanks */
    input[type="text"] {
      padding: 4px 6px;
      font-size: 14px;
      width: 173px;
      height: 23px;
      border: 1px solid;
      border-radius: 3px;
    }

    ::placeholder{
      text-align: center;
    }


    /* previous-next */
    .nav-buttons {
    position: fixed;
    bottom: 10%;
    right: 20px;
    padding: 10px;
    display: flex;
    justify-content: center;
    gap: 0px;
    z-index: 1000;
        
    }

    .nav-buttons button {
    margin-left: 2px;
    margin-top: 10px;
    font-size: 40px;
    cursor: pointer;
    z-index: 1001;
    text-align: center;
      
    }

    .bton {
    width: 60px;
    /* height: 60px; */
    font-size: 20px;
    border: none;
    color: white;
    cursor: pointer;
    border-radius: 5%;
    font-weight: bolder;
}
.bton-grey {
  background-color: #999;
}

.bton.prev {
  background-color: #000; /* grey */
}

.bton.next {
  background-color: #000; /* black */
}
    /*-----*/
/* finalised */


/* note table */
.note-table{
  width: 100%;
  margin-bottom: 2rem;
}

.note-table td{
  padding: 0.5rem;
  vertical-align: top;
}
.note-table td:first-child {
  width: 30%;
  font-weight: bold;
}

.inline-blank {
  display: inline-block;
  width: 100%;
  padding: 3px 5px;
  font-size: 14px;
}







/* matching 
.matching-container {
  display: flex;
  gap: 40px;
}

.features, .reasons{
  flex: 1;
}

.feature-row {
  display: flex;
  align-items: center;
  margin-bottom: 15px;
  gap: 10px;
}

.drop-input {
  border: 1px solid #ccc;
  padding: 10px;
  min-width: 200px;
  background-color: #f9f9f9;
}

.reason{
  background: #e1f5fe;
  padding: 6px 10px;
  border: 1px solid #2196f3;
  border-radius: 4px;
  cursor: grab;
  margin-bottom: 10px;

}

.reasons.dragging{
  opacity: 0.5;
}

/*-----*/
.dropzone.dragover{
  transform: scale(0.9);
}
.matching-container {
  margin-right: 40px;
}

.all-boxes {
  display: flex;
  justify-content: space-between;
  margin-right: 200px;
  gap: 40px;
  
}

.matching-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.qa-pair {
  display: flex;
  align-items: center;
  gap: 10px;
}

.question-feature {
  width: 200px;
  font-weight: bold;
}

.box {
  border: 2px dashed #d7b0b0;
  border-radius: 15px;
  padding: 10px;
  min-height: 30px;
  width: 400px;
  height: 70;
  background-color: #ffffff;
  cursor: pointer;
  user-select: none;
  transition: 0.2s;
  text-align: center;
}

.box[draggable="false"] {
  cursor: default;
  border: 1px dashed #999;
  width: 200px
}

.dragover {
  border: 2px dashed #007BFF;
  background-color: #e7f3ff;
}

.matching-options {
  display: flex;
  flex-direction: column;
  margin-right: 800px;
}















.mcq-container-two-choice {
  font-family: Arial, sans-serif;
  max-width: 500px;
  margin: 20px;
  
}

.question-box {
  display: flex;
  align-items: center;
  margin: 10px 0;
  margin-bottom: 40px;
  width: 1000px;
}

.number-boxes {
  display: flex;
  gap: 5px;
  margin-right: 10px;
}

.num-box {
  width: 30px;
  height: 30px;
  border: 1px solid black;
  text-align: center;
  line-height: 30px;
  font-weight: bold;
  
}

.question-text {
  flex: 1;
  
}

.options {
  margin-top: 10px;
}

.options label {
  display: block;
  margin: 8px 0;
}







.reason {
  background-color: #e0e0e0;
  padding: 10px 15px;
  border: 1px solid #aaa;
  border-radius: 5px;
  cursor: grab;
  user-select: none;
  width: fit-content;
  min-width: 120px;
  text-align: center;
  
}

.flowchart-container {
  padding: 20px;
  max-width: 900px; /* slightly wider to fit both sides comfortably */
  margin: auto;
  font-family: sans-serif;
  display: flex;                /* make it side by side */
  align-items: flex-start;      /* align top edges */
  justify-content: space-between;
  gap: 20px;                    /* spacing between columns */
}

.flowchart-options {
  flex: 1;
  max-width: 300px;             /* keep options compact on left */
  margin-bottom: 0;             /* remove bottom gap since now side-by-side */
}

.flowchart {
  flex: 2;
  align-items: center;
  margin-left: 50px;
}



.question {
  font-weight: bold;
  margin-bottom: 5px;
  text-align: center;
}

.arrow {
  font-size: 24px;
  margin: 5px 0;
  color: #555;
}


.step {
  display: flex;
  flex-direction: column;
  align-items: center;
}














 
 










  table {
    width: 100%;
    border-collapse: collapse;
    font-family: Arial, sans-serif;
    margin: 20px 0;
  }

  th, td {
    border: 1px solid #ccc;
    padding: 10px;
    text-align: center;
  }

  th {
    background-color: #f2f2f2;
    font-weight: bold;
  }




/* sentence completion container */

.sentence-completion-container {
  border: #333;
  padding-left: 20px;
}







/* part checkboxes */

.checkbox-container {
  display: flex;
  align-items: center;
  gap: 20px;

  
}

.checkbox-container label {
  display: flex;
  align-items: center;
  
}

.part-margin{
  margin-left: 50px;
}
.part{
  border-radius: 4px;
  padding: 10px 15px; 
  margin-bottom: 20px;
}

.part-header {
  border: 1px solid #ccc;
  border-bottom: 1px solid #ccc;
  border-radius: 4px;
  padding: 10px 15px;
  background-color: #f9f9f9;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
  margin-bottom: 20px;
}

.part-header h2 {
  margin: 0;
  font-size: 30px;
  font-weight: 400;
  color: #333;
}

.part-header-p {
  margin: 5px 0 0;
  font-size: 18px;
  color: #666;
}



.group-header {
  margin-bottom: 30px;
  margin-top: 40px;
  
}

.group-header h3 {
  margin: 0;
  padding: 5px;
  font-size: 16px;
  font-weight: 900;
  color: #333;
}

.instructions h3 {
  margin: 5px 0 0;
  font-size: 18px;
  font-weight: 500;
  color: #333;
}

/*
for popup modal in index html

html;
<div class="modal">
  <p>Press OK to start the Listening test</p>
  <button class="ok-button">OK</button>
</div>

html;

.modal {
  background-color: #fff;
  border-radius: 8px;
  padding: 20px 30px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
  text-align: center;
  width: fit-content;
  margin: 40px auto;
  font-family: Arial, sans-serif;
}

.modal p {
  font-size: 14px;
  color: #000;
  margin-bottom: 15px;
}

.ok-button {
  background-color: #007bff;
  color: #fff;
  border: none;
  padding: 6px 16px;
  font-size: 14px;
  border-radius: 4px;
  cursor: pointer;
}

*/


.note-completion-title {
  text-align: center;
  font-size: medium;
}

.note-completion-subheading{
  font-weight: bold;
}




/*highlight button */

#highlight-btn {
      display: none;
      position: absolute;
      z-index: 1000;
    }

    .highlighted {
      background-color: yellow;
    }



.invalid-drop{
  background-color: #f8d7da !important;
  transition: background-color 0.3s ease;
}



.matching-list{
  position: relative;
  bottom: 40px;
  
}

.matching-info-question {
  display: flex;
}

.matching-info-question select{
  margin-top: 3px;
  margin-left: 7px;
  width: 90px;
  height: 25px;
}



/*map labelling */
.matching-labels {
  display: flex;
  flex-direction: column;
  gap: 15px;
  margin-top: 50px;
  
}

.matching-labels .qa-pair {
  flex-direction: column;
}

.diagram-box{
  border: 2px dashed #d7b0b0;
  border-radius: 15px;
  padding: 10px;
  min-height: 30px;
  width: 50px;
  height: 50px;
  background-color: #ffffff;
  cursor: pointer;
  user-select: none;
  transition: 0.2s;
  text-align: center;
}

.diagram-box[draggable="false"] {
  cursor: default;
  border: 2px dashed #d7b0b0;
  width: 50px;
  height: 50px;
}

.matching-options-for-diagram{
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 50px;
  margin-left: 100px;
}

.diagram-label-container {
  display: flex;  
}


/*map labelling */


    @keyframes fadeIn {
      from { opacity: 0; transform: translateY(30px); }
      to { opacity: 1; transform: translateY(0); }
    }



.part-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-bottom: 10px;
}


.attemptedCounts{
  opacity: 0.5;
  font-size: 16px;
  margin-left: 20px
}


.part-label {
  font-weight: bold;
  margin-right: 10px;
}






  .question-btn {margin: 2px; padding: 2px 5px; font-size: 12px;}
  .question-btn.attempted {background-color: #28a745; color: white;}
  .question-button-container {display: flex;
  flex-direction: row;
  width: 100%;
  justify-content: space-between;
  gap: 2px;
  margin-top: 5px;}
  .nav-button.active .question-button-container {display: flex; flex-wrap: wrap;}


.nav-button {
  display: inline-flex;
  align-items: center;
  justify-content: flex-start; /* label then nav */
  gap: 12px;
  padding: 10px 14px;
  min-width: 160px;
}

/* Container for question buttons inside a part */
.question-button-container {
  display: flex;
  flex-wrap: wrap;        /* wrap if needed */
  gap: 4px;               /* small gap between buttons */
  justify-content: flex-start;
  align-items: center;
  padding: 4px 0;
}

/* Individual question buttons */
.qnav-btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 28px;            /* compact width */
  height: 28px;           /* compact height */
  font-size: 12px;        /* small text */
  padding: 0;
  border-radius: 4px;
  border: 1px solid #ccc;
  background-color: #f5f5f5;
  color: #333;
  cursor: pointer;
  transition: background-color 0.2s, color 0.2s;

  flex: 1; /* Forces buttons to share available width equally */
  min-width: 0; /* Allows buttons to shrink smaller than their text */
  padding: 4px 0;
  font-size: clamp(10px, 2vw, 14px); /* Fluid typography: shrinks on mobile */
  text-align: center;
  white-space: nowrap;
  overflow: hidden; /* Prevents text from breaking layout */
  text-overflow: clip;
}

/* hover */
.qnav-btn:hover {
  background-color: #e0e0e0;
}

/* current / active question */
.qnav-btn.current {
  background-color: #0b74ff;
  color: #fff;
  border-color: #0b74ff;
}

/* attempted / answered question */
.qnav-btn.attempted {
  background-color: #28a745;
  color: #fff;
  border-color: #28a745;
}

.qnav-btn.current {
  outline: 2px solid rgba(11,116,255,0.25);
}

/* hovered/pressed states */
.qnav-btn:hover { transform: translateY(-1px); }
.qnav-btn:active { transform: translateY(0); }



/* keep container visually aligned on small screens */
@media (max-width: 680px) {
  .question-button-container { max-width: 48%; }
  .qnav-btn { min-width: 28px; height: 28px; font-size: 12px; }
}



.highlight-wrapper {
  background-color: yellow;
  display: inline;
  cursor: pointer;
}

/* small popup button */
.unhighlight-popup {
  position: absolute;
  background: #333;
  color: white;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 12px;
  cursor: pointer;
  z-index: 1000;
  white-space: nowrap;
  display: none; /* hidden until needed */
}

.unhighlight-popup:hover {
  background: #555;
}

/* Mobile Breakpoint */
@media (max-width: 768px) {
    .part-margin {
        margin-left: 10px; /* Reduce the huge left margin */
    }

    .audio-playing {
        position: static; /* Move audio status back into flow */
        display: block;
        margin-top: 5px;
    }
    
    .navbar-grid {
        display: block; /* Stack items vertically if needed */
    }

    .timer-blunt, .timer-specific {
        position: static; /* Let timer find its own space */
    }

    .popup-note {
        width: 100%; /* Notes take full screen on mobile */
    }
    
    .nav-buttons {
        bottom: 80px; /* Move arrows up so they don't block the footer */
    }
}




/* Keep your existing styles as they are, then add this: */
/* Target laptops (1366px), tablets, and phones */
@media screen and (max-width: 1400px) {
    .nav-buttons {
        /* Raise the buttons higher so they don't sit on top of the navbar */
        bottom: 15%; 
        right: 15px;
    }

    .nav-buttons button {
        /* Slightly scale down the 40px font to prevent layout crowding */
        font-size: 32px;
        margin-top: 5px;
    }
}

/* Specific adjustment for short laptop screens (like 1366x768) */
@media screen and (max-height: 800px) {
    .nav-buttons {
        bottom: 18%; /* Pushes arrows further up when vertical space is tight */
    }
}


.image-div img{
  width: 85%;
}