/* Exam Screen Styles */

/* exam.css */

/* --- 1. Hide the native checkbox input (ADD/MODIFY THIS) --- */
/* Combine with radio input hiding for efficiency, but keep properties distinct where needed */
.options input[type="radio"],
.options input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    pointer-events: none; /* Crucial: ensures label is clickable */
    width: 0;
    height: 0;
    margin: 0;
    z-index: -1; /* Send it to the back */
}


/* --- 2. Style the entire option area (the label) as the clickable target --- */
/* (KEEP THIS AS IS - it already applies to both radio and checkbox options) */
.options label {
    display: flex;
    align-items: center; /* Center items vertically */
    margin-bottom: 12px;
    padding: 16px 20px; /* Good internal padding for the option box */
    border: none; /* Remove default border to create the neumorphic effect */
    border-radius: var(--border-radius-lg); /* Larger border-radius for modern look */
    cursor: pointer;
    background-color: var(--light-card-bg); /* Use your theme's background */
    transition: all var(--transition-normal) ease-in-out;
    width: 100%;
    box-shadow:
        5px 5px 10px var(--shadow-color-dark), /* Soft outer shadow */
        -5px -5px 10px var(--light-card-bg-light); /* Highlight from opposite side */
    position: relative;
    overflow: hidden; /* Important for containing pseudo-elements if they animate */
}

/* Hover effect for the entire option label (KEEP THIS AS IS) */
.options label:hover {
    transform: translateY(-2px); /* Lift slightly on hover */
    box-shadow:
        6px 6px 12px var(--shadow-color-dark-hover), /* Enhanced shadow */
        -6px -6px 12px var(--light-card-bg-light-hover); /* Enhanced highlight */
    background-color: var(--primary-light); /* Subtle color change on hover */
}

/* Active (clicked) state for the entire option label (KEEP THIS AS IS) */
.options label:active {
    transform: translateY(0);
    box-shadow:
        inset 2px 2px 5px var(--shadow-color-dark-inset), /* Pressed in effect */
        inset -2px -2px 5px var(--light-card-bg-light-inset); /* Highlight from opposite */
    transition: all 0.1s ease-out;
}

/* --- 3. Style the option text span with cleaner styling --- */

.option-text-span {
    flex: 1; /* Allows text to take remaining space */
    min-width: 0; /* Crucial for wrapping */
    word-wrap: break-word;
    overflow-wrap: break-word;
    max-width: 100%;
    color: var(--text-color);
    font-weight: 400;
    line-height: 1.5;

    position: relative; /* For positioning pseudo-elements */
    padding-left: 40px; /* Create space for the custom radio/checkbox icon + padding */
    display: flex;
    align-items: center; /* Vertically center text with custom icon */
}

/* Pseudo-element for the custom control's OUTER SHAPE */
.option-text-span::before {
    content: '';
    position: absolute;
    left: 0; /* Position the custom control */
    top: 50%;
    transform: translateY(-50%);
    width: 24px; /* Smaller, cleaner size */
    height: 24px;
    background-color: white; /* Clean white background */
    border: 2px solid #d1d1d1; /* Subtle border */
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: all 0.2s ease-in-out;
}

/* Pseudo-element for the custom control's INNER ICON */
.option-text-span::after {
    content: '';
    position: absolute;
    left: 6px; /* Position to center within control */
    top: 50%;
    transform: translateY(-50%) scale(0); /* Hidden by default */
    width: 12px; /* Smaller inner element */
    height: 12px;
    background: transparent; /* Transparent by default */
    transition: all 0.2s ease-in-out;
}


/* --- Radio Specific Styles --- */
.options input[type="radio"]:checked + .option-text-span {
    color: var(--primary-color);
    font-weight: 500;
}

/* Radio Outer Circle Shape */
.options input[type="radio"] + .option-text-span::before {
    border-radius: 50%; /* Make it round */
}

/* Radio Outer Circle Checked State */
.options input[type="radio"]:checked + .option-text-span::before {
    border-color: var(--primary-color);
    background-color: white;
}

/* Radio Inner Dot (When Checked) */
.options input[type="radio"]:checked + .option-text-span::after {
    background: var(--primary-color);
    border-radius: 50%;
    transform: translateY(-50%) scale(1); /* Full size dot */
}

/* --- Checkbox Specific Styles --- */
.options input[type="checkbox"]:checked + .option-text-span {
    color: var(--primary-color);
    font-weight: 500;
}

/* Checkbox Outer Square Shape */
.options input[type="checkbox"] + .option-text-span::before {
    border-radius: 4px; /* Slightly rounded square */
}

/* Checkbox Outer Square Checked State */
.options input[type="checkbox"]:checked + .option-text-span::before {
    border-color: var(--primary-color);
    background-color: var(--primary-color);
}

/* Checkbox Inner Checkmark (When Checked) */
.options input[type="checkbox"]:checked + .option-text-span::after {
    content: '✓'; /* Unicode checkmark character */
    color: white;
    font-size: 14px;
    background: transparent;
    transform: translateY(-50%) scale(1);
    left: 4px; /* Position the checkmark properly */
    width: 16px;
    height: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}


/* --- Dark mode styles for radio and checkbox controls --- */
.dark-mode .option-text-span::before {
    background-color: #333;
    border-color: #666;
}

.dark-mode .options input[type="radio"]:checked + .option-text-span::before {
    background-color: #222;
    border-color: var(--primary-color);
}

.dark-mode .options input[type="checkbox"]:checked + .option-text-span::before {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

/* Subtle pulse animation for checked state */
.options input[type="radio"]:checked + .option-text-span::after,
.options input[type="checkbox"]:checked + .option-text-span::after {
    animation: radioPulse 1.5s infinite;
}

/* @keyframes radioPulse (KEEP THIS AS IS) */
@keyframes radioPulse {
    0% {
        box-shadow: 0 0 0 0 var(--primary-color);
        opacity: 1;
    }
    50% {
        box-shadow: 0 0 0 8px rgba(26, 115, 232, 0); /* Use primary color or theme-specific */
        opacity: 0;
    }
    100% {
        box-shadow: 0 0 0 0 var(--primary-color);
        opacity: 1;
    }
}
/* Dark mode adjustment for pulse color (KEEP THIS AS IS) */
@keyframes radioPulse {
    0% {
        box-shadow: 0 0 0 0 var(--primary-color);
        opacity: 1;
    }
    50% {
        box-shadow: 0 0 0 8px rgba(138, 180, 248, 0); /* Use dark mode primary color */
        opacity: 0;
    }
    100% {
        box-shadow: 0 0 0 0 var(--primary-color);
        opacity: 1;
    }
}


/* --- MathJax Specific Overrides (KEEP THESE) --- */
.option-text-span .mjx-container,
.option-text-span .MJX_Assistive_MathML,
.option-text-span .MathJax_Display {
    max-width: 100% !important;
    overflow-x: hidden !important;
    word-wrap: break-word !important;
    overflow-wrap: break-word !important;
    display: block !important;
    white-space: normal !important;
}

/* Responsive adjustments for options if needed (ADJUST AS SHOWN) */
@media screen and (max-width: 768px) {
    .options label {
        padding: 12px 16px;
    }
    .option-text-span {
        padding-left: 38px; /* Adjust padding for smaller screens */
    }
    .option-text-span::before {
        width: 28px;
        height: 28px;
    }
    /* Adjust ::after position and size for both radio and checkbox */
    .options input[type="radio"] + .option-text-span::after {
        left: 5px; /* Adjust position for smaller dot */
        width: 18px;
        height: 18px;
    }
    .options input[type="checkbox"] + .option-text-span::after {
        left: 5px; /* Adjust position for smaller checkmark */
        width: 18px; /* Adjust size */
        height: 18px; /* Adjust size */
        font-size: 16px; /* Adjust font size for checkmark */
    }
}

/* --- 1. Hide the native radio button (KEEP THIS) --- */
.options input[type="radio"] {
    position: absolute;
    opacity: 0;
    pointer-events: none; /* Crucial: ensures label is clickable */
    width: 0;
    height: 0;
    margin: 0;
    z-index: -1; /* Send it to the back */
}

/* --- 2. Style the entire option area (the label) as the clickable target --- */
.options label {
    display: flex;
    align-items: center; /* Center items vertically */
    margin-bottom: 12px;
    padding: 16px 20px; /* Good internal padding for the option box */
    border: none; /* Remove default border to create the neumorphic effect */
    border-radius: var(--border-radius-lg); /* Larger border-radius for modern look */
    cursor: pointer;
    background-color: var(--light-card-bg); /* Use your theme's background */
    transition: all var(--transition-normal) ease-in-out;
    width: 100%;
    box-shadow:
        5px 5px 10px var(--shadow-color-dark), /* Soft outer shadow */
        -5px -5px 10px var(--light-card-bg-light); /* Highlight from opposite side */
    position: relative;
    overflow: hidden; /* Important for containing pseudo-elements if they animate */
}

/* Define custom shadow colors for neumorphism (add these to main.css :root or dark-mode) */
/* --- Add these to main.css under :root and .dark-mode if they don't exist --- */
/* :root {
    --shadow-color-dark: rgba(0, 0, 0, 0.1);
    --light-card-bg-light: rgba(255, 255, 255, 0.8);
}
.dark-mode {
    --shadow-color-dark: rgba(0, 0, 0, 0.4);
    --light-card-bg-light: rgba(60, 60, 60, 0.8);
} */
/* --- End additions to main.css --- */


/* Hover effect for the entire option label */
.options label:hover {
    transform: translateY(-2px); /* Subtle lift */
    box-shadow:
        6px 6px 12px var(--shadow-color-dark-hover), /* Enhanced shadow */
        -6px -6px 12px var(--light-card-bg-light-hover); /* Enhanced highlight */
    background-color: var(--primary-light); /* Subtle color change on hover */
}
/* Define hover shadow colors in main.css too if needed */
/* :root { --shadow-color-dark-hover: rgba(0, 0, 0, 0.15); --light-card-bg-light-hover: rgba(255, 255, 255, 1); } */
/* .dark-mode { --shadow-color-dark-hover: rgba(0, 0, 0, 0.5); --light-card-bg-light-hover: rgba(70, 70, 70, 0.9); } */


/* Active (clicked) state for the entire option label */
.options label:active {
    transform: translateY(0);
    box-shadow:
        inset 2px 2px 5px var(--shadow-color-dark-inset), /* Pressed in effect */
        inset -2px -2px 5px var(--light-card-bg-light-inset); /* Highlight from opposite */
    transition: all 0.1s ease-out;
}
/* Define inset shadow colors in main.css too if needed */
/* :root { --shadow-color-dark-inset: rgba(0, 0, 0, 0.15); --light-card-bg-light-inset: rgba(255, 255, 255, 0.7); } */
/* .dark-mode { --shadow-color-dark-inset: rgba(0, 0, 0, 0.5); --light-card-bg-light-inset: rgba(30, 30, 30, 0.8); } */


/* --- 3. Style the option text span and its pseudo-elements as the custom radio --- */

.option-text-span {
    flex: 1; /* Allows text to take remaining space */
    min-width: 0; /* Crucial for wrapping */
    word-wrap: break-word;
    overflow-wrap: break-word;
    max-width: 100%;
    color: var(--text-color);
    font-weight: 400;
    line-height: 1.5;

    position: relative; /* For positioning pseudo-elements */
    padding-left: 45px; /* Create space for the custom radio circle + padding */
    display: flex;
    align-items: center; /* Vertically center text with custom radio */
}

/* Pseudo-element for the custom radio's outer circle */
.option-text-span::before {
    content: '';
    position: absolute;
    left: 0; /* Position the custom radio circle */
    top: 50%;
    transform: translateY(-50%);
    width: 32px; /* Size of the custom radio circle (like your .radio) */
    height: 32px;
    border-radius: 50%;
    background-color: var(--light-bg); /* Match your background for inner circle look */
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer; /* Inherited from label, but good to have here */
    transition: all 0.3s ease-in-out;
    box-shadow:
        inset -1px -2px 7px var(--light-card-bg-light-inset), /* Highlight on top left */
        inset 1px 2px 4px var(--shadow-color-dark-inset); /* Shadow on bottom right */
}

/* Pseudo-element for the custom radio's inner circle/dot */
.option-text-span::after {
    content: '';
    position: absolute;
    left: 6px; /* Position to center within the 32px circle */
    top: 50%;
    transform: translateY(-50%) scale(0); /* Hidden by default */
    width: 20px; /* Size of the inner dot (like your .circle) */
    height: 20px;
    border-radius: 50%;
    background: transparent; /* Transparent by default */
    transition: all 0.3s ease-in-out;
    outline: none; /* No default outline */
}


/* --- When the hidden input is checked, style the .option-text-span and its pseudo-elements --- */
.options input[type="radio"]:checked + .option-text-span {
    color: var(--primary-color); /* Text color change */
    font-weight: 500;
}

/* Style the custom radio's outer circle when checked */
.options input[type="radio"]:checked + .option-text-span::before {
    background: var(--primary-light); /* Changed background for checked state */
    box-shadow:
        inset -1px -2px 7px var(--primary-light-shadow), /* Highlight on top left */
        inset 1px 2px 4px var(--primary-dark-shadow); /* Shadow on bottom right */
    border: none; /* Remove border when checked if using full background */
}
/* Define primary shadow colors for checked state in main.css :root and .dark-mode */
/* :root { --primary-light-shadow: rgba(255, 255, 255, 0.7); --primary-dark-shadow: rgba(0, 0, 0, 0.2); } */
/* .dark-mode { --primary-light-shadow: rgba(200, 220, 255, 0.1); --primary-dark-shadow: rgba(0, 0, 0, 0.5); } */


/* Style the custom radio's inner circle (dot) when checked */
.options input[type="radio"]:checked + .option-text-span::after {
    background: var(--primary-color); /* Dot color */
    transform: translateY(-50%) scale(0.7); /* Scale up dot for visibility */
    outline: 3px solid var(--primary-light); /* Outline for the dot */
}

/* --- Pulse animation for the checked state --- */
/* Apply pulse to the inner dot for a subtle effect */
.options input[type="radio"]:checked + .option-text-span::after {
    animation: radioPulse 1.5s infinite;
}

@keyframes radioPulse {
    0% {
        box-shadow: 0 0 0 0 var(--primary-color);
        opacity: 1;
    }
    50% {
        box-shadow: 0 0 0 8px rgba(26, 115, 232, 0); /* Use primary color or theme-specific */
        opacity: 0;
    }
    100% {
        box-shadow: 0 0 0 0 var(--primary-color);
        opacity: 1;
    }
}
/* --- MathJax Specific Overrides (Keep these if they were helping before) --- */
.option-text-span .mjx-container,
.option-text-span .MJX_Assistive_MathML,
.option-text-span .MathJax_Display {
    max-width: 100% !important;
    overflow-x: hidden !important;
    word-wrap: break-word !important;
    overflow-wrap: break-word !important;
    display: block !important;
    white-space: normal !important;
}

/* Responsive adjustments for options if needed */
@media screen and (max-width: 768px) {
    .options label {
        padding: 12px 16px;
    }
    .option-text-span {
        padding-left: 38px; /* Adjust padding for smaller screens */
    }
    .option-text-span::before {
        width: 28px;
        height: 28px;
    }
    .option-text-span::after {
        left: 5px; /* Adjust position for smaller dot */
        width: 18px;
        height: 18px;
    }
}

#exam-screen {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.header {
    width: 100%;
    background-color: var(--primary-color);
    color: white;
    padding: 12px 0;
    text-align: center;
    font-size: 22px;
    font-weight: 600;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.candidate-info-bar {
    position: fixed;
    top: 55px;
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - 32px);
    max-width: 1200px;
    padding: 10px 20px;
    background-color: var(--container-color, rgba(255, 255, 255, 0.75));
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-radius: 16px;
    box-shadow: 0 8px 16px rgba(0,0,0,0.08);
    z-index: 999;
    transition: all 0.3s var(--transition-bounce, cubic-bezier(0.34, 1.56, 0.64, 1));
}

.candidate-brief {
    display: flex;
    align-items: center;
    gap: 10px;
}

.candidate-photo-small {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: var(--light-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.candidate-photo-small img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.candidate-photo-small .material-symbols-rounded {
    font-size: 24px;
    color: var(--text-secondary);
    margin-right: 0;
}

.candidate-brief p {
    margin: 0;
    line-height: 1.3;
}

.timer-display {
    display: flex;
    align-items: center;
    font-size: 18px;
    font-weight: bold;
    color: var(--danger-color);
}

.timer-display .material-symbols-rounded {
    margin-right: 8px;
    font-size: 24px;
}

.main-container {
    display: flex;
    width: 98%;
    margin: 96px auto 20px;
    max-width: 1500px;
    background-color: var(--light-card-bg);
    box-shadow: 0 0 15px var(--shadow-color);
    min-height: calc(100vh - 116px);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    position: relative;
}

.question-area {
    flex: 3;
    padding: 25px;
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
}

.sidebar {
    flex: 1;
    padding: 20px;
    background-color: var(--light-bg);
    max-height: calc(100vh - 116px); 
    overflow-y: auto;
}

.sidebar::-webkit-scrollbar {
    width: 6px;
}

.sidebar::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

.subject-tabs {
    display: flex;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 8px;
}

.subject-tab {
    padding: 10px 16px;
    border: 1px solid var(--border-color);
    background-color: var(--light-bg);
    color: var(--primary-color);
    cursor: pointer;
    border-radius: var(--border-radius-md);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.subject-tab:hover {
    background-color: var(--primary-light);
}

.subject-tab.active {
    background-color: var(--primary-color);
    color: white;
}

.question-header {
    margin-bottom: 15px;
}

.question-title-info {
    font-size: 18px;
    font-weight: 600;
    color: var(--primary-color);
}

.question-content {
    margin-bottom: 12px; 
    flex-grow: 1;
    overflow-y: auto;
    font-size: 16px;
}

.question-content::-webkit-scrollbar {
    width: 6px;
}

.question-content::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

.question-content p {
    margin-top: 0;
}

.question-content img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 15px auto;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.options label {
    display: flex;
    align-items: flex-start;
    margin-bottom: 12px;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    background-color: var(--light-card-bg);
}

.options input[type="radio"],
.options input[type="checkbox"] {
    margin-right: 12px;
    margin-top: 2px;
    flex-shrink: 0;
    transform: scale(1.2);
}

.option-text-span {
    flex: 1;
}

.options label:hover {
    background-color: var(--primary-light);
    border-color: var(--primary-color);
}

.options input[type="radio"]:checked + .option-text-span,
.options input[type="checkbox"]:checked + .option-text-span {
    font-weight: 600;
    color: var(--primary-color);
}

.options label.user-selected {
    border-left: 5px solid var(--primary-color);
    background-color: var(--primary-light);
}

.options label.correct-answer {
    background-color: #d4edda !important;
    border-color: var(--success-color) !important;
}

.options label.correct-answer .option-text-span {
    color: var(--success-color) !important;
    font-weight: bold !important;
}

.options label.incorrect-selection {
    background-color: #f8d7da !important;
    border-color: var(--danger-color) !important;
}

.options label.incorrect-selection .option-text-span {
    color: var(--danger-color) !important;
    font-weight: bold !important;
}

.navigation-buttons {
    margin-top: auto;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
}

.nav-btn {
    padding: 10px 18px;
    border: none;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
}

.nav-btn:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

.nav-btn .material-symbols-rounded {
    font-size: 18px;
}

.save-next {
    background-color: var(--success-color);
    color: white;
}

.mark-review {
    background-color: var(--warning-color);
    color: var(--text-color);
}

.clear-response {
    background-color: var(--secondary-color);
    color: white;
}

.submit-btn {
    background-color: var(--danger-color);
    color: white;
    display: block;
    width: 100%;
    margin-top: 25px;
    padding: 12px;
    font-size: 16px;
    border-radius: var(--border-radius-md);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.submit-btn:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

.submit-btn .material-symbols-rounded {
    margin-right: 8px;
}

.palette-container {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 16px;
    background-color: var(--light-card-bg);
    margin-bottom: 20px;
}

.palette-container h3 {
    font-size: 16px;
    margin-bottom: 12px;
    color: var(--text-color);
}

.question-palette {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 8px;
    margin-bottom: 16px;
}

.question-palette button {
    padding: 8px 0;
    background-color: var(--light-bg);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    cursor: pointer;
    font-size: 14px;
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-fast);
}

.question-palette button:hover {
    transform: translateY(-2px);
    box-shadow: 0 2px 4px var(--shadow-color);
}

.question-palette button.current {
    border: 2px solid var(--primary-color);
    font-weight: bold;
}

/* Question palette buttons with improved contrast */
.question-palette button.not-visited {
    background-color: #f0f0f0;
    border: 1px solid #aaaaaa;
    color: #555555;
}

.question-palette button.not-answered {
    background-color: #ff4444; /* Bright red */
    border: 1px solid #cc0000;
    color: white;
}

.question-palette button.answered {
    background-color: #44cc44; /* Bright green */
    border: 1px solid #009900;
    color: white;
}

.question-palette button.marked-review {
    background-color: #4488ff; /* Bright blue */
    border: 1px solid #0055cc;
    color: white;
}

/* Dark mode support with same high contrast */
.dark-mode .question-palette button.not-visited {
    background-color: #3a3a3a;
    border: 1px solid #666666;
    color: #ffffff;
}

.dark-mode .question-palette button.not-answered {
    background-color: #ff4444; /* Keep same bright red */
    border: 1px solid #cc0000;
    color: white;
}

.dark-mode .question-palette button.answered {
    background-color: #44cc44; /* Keep same bright green */
    border: 1px solid #009900;
    color: white;
}

.dark-mode .question-palette button.marked-review {
    background-color: #4488ff; /* Keep same bright blue */
    border: 1px solid #0055cc;
    color: white;
}

.palette-legend {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
}

.legend-item {
    display: flex;
    align-items: center;
    font-size: 12px;
}

.legend-color {
    width: 16px;
    height: 16px;
    margin-right: 8px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

.legend-color.not-visited {
    background-color: var(--light-bg);
}

.legend-color.not-answered {
    background-color: #f8d7da;
}

.legend-color.answered {
    background-color: #d4edda;
}

.legend-color.marked-review {
    background-color: #cce5ff;
}

.summary-container {
    margin: 16px 0;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 16px;
    background-color: var(--light-bg);
}

.summary-container h3 {
    margin-bottom: 12px;
    font-size: 16px;
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.summary-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Responsive adjustments */
@media screen and (max-width: 992px) {
    .main-container {
        flex-direction: column;
    }
    
    .question-area {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }
    
    .sidebar {
        max-height: none;
    }
}

@media screen and (max-width: 768px) {
    .candidate-info-bar {
        flex-direction: column;
        gap: 8px;
        padding: 8px;
    }
    
    .main-container {
        margin-top: 130px;
    }
    
    .navigation-buttons {
        flex-direction: column;
    }
    
    .nav-btn {
        width: 100%;
    }
}

@media screen and (max-width: 576px) {
    .question-palette {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .palette-legend {
        grid-template-columns: 1fr;
    }
}