/* CSS Variables for Colors and Spacing */
:root {
    /* Primary Colors */
    --primary-blue: #4285f4;
    --primary-blue-hover: #3367d6;
    --primary-blue-light: #e8f0fe;
    /* Background Colors */
    --bg-gradient-start: #e6e9f4;
    --bg-gradient-end: #eef1f5;
    --card-bg: #ffffff;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-muted: #9ca3af;
    /* Border Colors */
    --border-focus: #4285f4;
    --border-light: #d1d5db;
    /* Social Colors */
    --facebook-blue: #1877f2;
    --google-red: #ea4335;
    /* Dashboard Colors */
    --dashboard-bg: #f8fafc;
    --sidebar-active: #4285f4;
    --sidebar-hover: #f1f5f9;
    /* Status Colors */
    --status-success: #10b981;
    --status-info: #3b82f6;
    --status-warning: #fb923c;
    --status-danger: #ef4444;
    --status-cyan: #06b6d4;
    /* Card Colors */
    --card-blue-bg: #dbeafe;
    --card-green-bg: #d1fae5;
    --card-cyan-bg: #cffafe;
    /* Requirements Colors */
    --requirements-bg: #f8fafc;
    --requirements-success: #10b981;
    /* Shadow */
    --shadow-card: 0 10px 25px rgba(0, 0, 0, 0.1);
    --shadow-button: 0 2px 4px rgba(0, 0, 0, 0.1);
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 0.75rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-full: 50%;
}

/* Reset and Base Styles */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: linear-gradient(135deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);
    min-height: 100vh;
    overflow-x: hidden;
    ;
}

/* Login Container - Centers the card vertically and horizontally */
.login-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: var(--spacing-lg);
}

/* Login Card - Main container for the form */
.login-card {
    background: var(--card-bg);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-card);
    padding: var(--spacing-2xl);
    width: 100%;
    max-width: 400px;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

/* Header Section */
.login-header {
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.login-icon {
    width: 64px;
    height: 64px;
    background: var(--primary-blue);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    color: white;
    font-size: 1.5rem;
}

.login-title {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.login-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
    margin: 0;
}

/* Form Styles */
.login-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

/* Input Wrapper for Icons */
.input-wrapper {
    display: flex;
    align-items: center;
    position: relative;
}

.input-icon {
    position: absolute;
    left: var(--spacing-sm);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 1rem;
    z-index: 1;
}

.form-input {
    width: 100%;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    font-size: 1rem;
    background: var(--card-bg);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.signup-form .form-input,
.login-form .form-input,
.forgot-password-card .form-input,
.change-password-card .form-input {
    padding: var(--spacing-sm) var(--spacing-md) var(--spacing-sm) 2.5rem;
}

.form-input:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(66, 133, 244, 0.1);
}

.form-input::placeholder {
    color: var(--text-muted);
}

/* Password Toggle Button */
.password-toggle {
    position: absolute;
    right: var(--spacing-sm);
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--radius-sm);
    transition: color 0.2s ease;
}

.password-toggle:hover {
    color: var(--text-secondary);
}

/* Form Options - Remember Me & Forgot Password */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: var(--spacing-sm) 0;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.checkbox-input {
    width: 1rem;
    height: 1rem;
    accent-color: var(--primary-blue);
}

.checkbox-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    cursor: pointer;
}

.forgot-password {
    font-size: 0.875rem;
    color: var(--primary-blue);
    text-decoration: none;
    transition: color 0.2s ease;
}

.forgot-password:hover {
    color: var(--primary-blue-hover);
    text-decoration: underline;
}

/* Sign In Button */
.btn-signin {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--primary-blue);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s ease, box-shadow 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    box-shadow: var(--shadow-button);
}

.btn-signin:hover {
    background: var(--primary-blue-hover);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.btn-signin:active {
    transform: translateY(1px);
}

/* Sign Up Link */
.signup-link {
    text-align: center;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.signup-text {
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

.signup-text:hover {
    color: var(--primary-blue-hover);
    text-decoration: underline;
}

/* Separator */
.separator {
    position: relative;
    text-align: center;
    margin: var(--spacing-md) 0;
}

.separator::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--border-light);
}

.separator-text {
    background: var(--card-bg);
    padding: 0 var(--spacing-md);
    font-size: 0.875rem;
    color: var(--text-muted);
    position: relative;
    z-index: 1;
}

/* Social Login Buttons */
.social-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-sm);
}

.btn-social {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    background: var(--card-bg);
}

.btn-google {
    color: var(--google-red);
}

.btn-google:hover {
    background: #fef2f2;
    border-color: var(--google-red);
}

.btn-facebook {
    color: var(--facebook-blue);
}

.btn-facebook:hover {
    background: #eff6ff;
    border-color: var(--facebook-blue);
}

/* ===== FORGOT PASSWORD SPECIFIC STYLES ===== */
/* Forgot Password Card - Reuses login card styles with specific adjustments */
.forgot-password-card {
    background: var(--card-bg);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-card);
    padding: var(--spacing-2xl);
    width: 100%;
    max-width: 400px;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

/* Forgot Password Header */
.forgot-password-header {
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.forgot-password-icon {
    width: 64px;
    height: 64px;
    background: var(--primary-blue);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    color: white;
    font-size: 1.5rem;
}

.forgot-password-title {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.forgot-password-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.5;
}

/* Forgot Password Form */
.forgot-password-form {
    flex-direction: column;
    gap: var(--spacing-lg);
}

/* Reset Button - Reuses signin button styles */
.btn-reset {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--primary-blue);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s ease, box-shadow 0.2s ease;
    box-shadow: var(--shadow-button);
}

.btn-reset:hover {
    background: var(--primary-blue-hover);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.btn-reset:active {
    transform: translateY(1px);
}

/* Back to Sign In Link */
.back-to-signin {
    text-align: center;
    margin-top: var(--spacing-sm);
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.875rem;
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 500;
}

.back-link:hover {
    color: var(--primary-blue-hover);
    text-decoration: underline;
}

.back-link i {
    font-size: 0.75rem;
}

/* ===== SIGN UP SPECIFIC STYLES ===== */
/* Sign Up Card - Reuses login card styles with specific adjustments */
.signup-card {
    background: var(--card-bg);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-card);
    padding: var(--spacing-2xl);
    width: 100%;
    max-width: 420px;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

/* Sign Up Header */
.signup-header {
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.signup-icon {
    width: 64px;
    height: 64px;
    background: var(--primary-blue);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    color: white;
    font-size: 1.5rem;
}

.signup-title {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.signup-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
    margin: 0;
}

/* Sign Up Form */
.signup-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

/* Sign Up Button - Reuses signin button styles */
.btn-signup {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--primary-blue);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s ease, box-shadow 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    box-shadow: var(--shadow-button);
}

.btn-signup:hover {
    background: var(--primary-blue-hover);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.btn-signup:active {
    transform: translateY(1px);
}

/* Sign In Link */
.signin-link {
    text-align: center;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.signin-text {
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 500;
}

.signin-text:hover {
    color: var(--primary-blue-hover);
    text-decoration: underline;
}

/* ===== CHANGE PASSWORD SPECIFIC STYLES ===== */
/* Change Password Card - Reuses login card styles with specific adjustments */
.change-password-card {
    background: var(--card-bg);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-card);
    padding: var(--spacing-2xl);
    width: 100%;
    max-width: 450px;
    /* Slightly wider for password requirements */
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

/* Change Password Header */
.change-password-header {
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.change-password-icon {
    width: 64px;
    height: 64px;
    background: var(--primary-blue);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    color: white;
    font-size: 1.5rem;
}

.change-password-title {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.change-password-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.5;
}

/* Change Password Form */
.change-password-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

/* Password Requirements Section */
.password-requirements {
    background: var(--requirements-bg);
    border: 1px solid var(--requirements-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin: var(--spacing-sm) 0;
}

.requirements-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 var(--spacing-sm);
}

.requirements-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.requirement-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.requirement-icon {
    color: var(--requirements-success);
    font-size: 0.75rem;
    width: 12px;
    flex-shrink: 0;
}

.requirement-text {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

/* Update Password Button - Reuses signin button styles */
.btn-update-password {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--primary-blue);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s ease, box-shadow 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    box-shadow: var(--shadow-button);
    margin-top: var(--spacing-sm);
}

.btn-update-password:hover {
    background: var(--primary-blue-hover);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.btn-update-password:active {
    transform: translateY(1px);
}

/* Cancel Button - Secondary button style */
.btn-cancel {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-top: var(--spacing-xs);
}

.btn-cancel:hover {
    background: var(--sidebar-hover);
    border-color: var(--text-muted);
    color: var(--text-primary);
}

.btn-cancel:active {
    transform: translateY(1px);
}

/* ===== DASHBOARD SPECIFIC STYLES ===== */
/* Dashboard Body */
.dashboard-body {
    background: var(--dashboard-bg);
    margin: 0;
    padding: 0;
}

/* Dashboard Layout */
.dashboard-layout {
    display: flex;
    min-height: 100vh;
    background: var(--dashboard-bg);
}

/* ===== SIDEBAR STYLES ===== */
/* Dashboard Sidebar */
.dashboard-sidebar {
    width: 280px;
    background: var(--sidebar-bg);
    border-right: 1px solid var(--border-light);
    box-shadow: var(--shadow-sidebar);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    left: 0;
    top: 0;
    z-index: 1000;
    background-color: #fff;
}

/* Sidebar Header */
.sidebar-header {
    padding: var(--spacing-xl) var(--spacing-lg);
    border-bottom: 1px solid var(--border-light);
}

.logo-container {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo-icon {
    width: 48px;
    height: 48px;
    background: var(--primary-blue);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
}

.logo-text {
    flex: 1;
}

.logo-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    line-height: 1.2;
}

.logo-subtitle {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.2;
}

/* Sidebar Navigation */
.sidebar-nav {
    flex: 1;
    padding: var(--spacing-lg) 0;
    overflow-y: auto;
}

.nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-item {
    margin: 0;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.2s ease;
    border-right: 3px solid transparent;
}

.nav-link:hover {
    background: var(--sidebar-hover);
    color: var(--text-primary);
}

.nav-link.active {
    background: var(--primary-blue-light);
    color: var(--sidebar-active);
    border-right-color: var(--sidebar-active);
}

.nav-icon {
    width: 20px;
    text-align: center;
    font-size: 1rem;
}

.nav-text {
    flex: 1;
}

/* ===== MAIN CONTENT STYLES ===== */
/* Dashboard Main */
.dashboard-main {
    flex: 1;
    margin-left: 280px;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Dashboard Header */
.dashboard-header {
    background: var(--card-bg);
    border-bottom: 1px solid var(--border-light);
    padding: 23px 32px;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    /* max-width: 1200px;
     */
    width: 100%;
    margin: 0 auto;
}

.welcome-section {
    flex: 1;
}

.welcome-title {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 var(--spacing-xs);
}

.welcome-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
    margin: 0;
}

.user-section {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.notification-btn {
    position: relative;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.25rem;
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--radius-md);
    transition: color 0.2s ease;
}

.notification-btn:hover {
    color: var(--text-primary);
    background: var(--sidebar-hover);
}

.notification-badge {
    position: absolute;
    top: -2px;
    right: -2px;
    background: var(--status-danger);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: var(--radius-full);
    min-width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.user-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    object-fit: cover;
}

.user-details {
    display: flex;
    flex-direction: column;
}

.user-name {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.2;
}

.user-role {
    font-size: 0.75rem;
    color: var(--text-secondary);
    line-height: 1.2;
}

.logout-link {
    color: var(--text-secondary);
    font-size: 1.125rem;
    text-decoration: none;
    padding: var(--spacing-xs);
    border-radius: var(--radius-md);
    transition: color 0.2s ease;
}

.link-opt {
    border: none;
}

.logout-link:hover {
    color: var(--status-danger);
    background: var(--sidebar-hover);
}

/* ===== DASHBOARD CONTENT STYLES ===== */
/* Dashboard Content */
.dashboard-content {
    flex: 1;
    padding: var(--spacing-xl);
    /* max-width: 1200px;
     */
    margin: 0 auto;
    width: 100%;
}

/* Summary Section */
.summary-section {
    margin-bottom: var(--spacing-2xl);
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.summary-card {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-card);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.summary-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.card-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
}

.card-blue .card-icon {
    background: var(--status-info);
}

.card-orange .card-icon {
    background: var(--status-warning);
}

.card-green .card-icon {
    background: var(--status-success);
}

.card-cyan .card-icon {
    background: var(--status-cyan);
}

.card-content {
    flex: 1;
}

.card-title {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin: 0 0 var(--spacing-xs);
}

.card-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    line-height: 1;
}

/* Content Grid */
.content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

/* Content Sections */
.content-section {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-card);
}

.content-section.full-width {
    grid-column: 1 / -1;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--border-light);
}

.section-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.view-all-link {
    font-size: 0.875rem;
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

.view-all-link:hover {
    color: var(--primary-blue-hover);
    text-decoration: underline;
}

.notification-count {
    background: var(--status-danger);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: var(--radius-full);
    min-width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Materials List */
.materials-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.material-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    transition: background-color 0.2s ease;
}

.material-item:hover {
    background: var(--sidebar-hover);
}

.material-icon {
    width: 40px;
    height: 40px;
    background: var(--primary-blue-light);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-blue);
    font-size: 1rem;
    flex-shrink: 0;
}

.material-content {
    flex: 1;
    min-width: 0;
}

.material-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 2px;
    line-height: 1.3;
}

.material-description {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin: 0 0 4px;
    line-height: 1.3;
}

.material-time {
    font-size: 0.75rem;
    color: var(--text-muted);
    line-height: 1.3;
}

/* Notifications List */
.notifications-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.notification-item {
    position: relative;
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    border-left: 4px solid transparent;
    transition: background-color 0.2s ease;
}

.notification-item:hover {
    background: var(--sidebar-hover);
}

.notification-item.notification-blue {
    border-left-color: var(--status-info);
}

.notification-item.notification-green {
    border-left-color: var(--status-success);
}

.notification-item.notification-orange {
    border-left-color: var(--status-warning);
}

.notification-content {
    padding-left: var(--spacing-sm);
}

.notification-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 2px;
    line-height: 1.3;
}

.notification-description {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin: 0 0 4px;
    line-height: 1.3;
}

.notification-time {
    font-size: 0.75rem;
    color: var(--text-muted);
    line-height: 1.3;
}

/* Exams Grid */
.exams-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.exam-card {
    background: var(--card-bg);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.exam-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-card);
}

.exam-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-sm);
}

.exam-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
    line-height: 1.3;
}

.exam-status {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-progress {
    background: var(--card-orange-bg);
    color: var(--status-warning);
}

.status-ready {
    background: var(--card-green-bg);
    color: var(--status-success);
}

.status-retake {
    background: var(--card-cyan-bg);
    color: var(--status-cyan);
}

.exam-description {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 0 0 var(--spacing-lg);
    line-height: 1.4;
}

.exam-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--border-light);
}

.exam-due {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 500;
}

.exam-btn {
    padding: var(--spacing-xs) var(--spacing-md);
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-continue {
    background: var(--status-warning);
    color: white;
}

.btn-continue:hover {
    background: #d97706;
}

.btn-start {
    background: var(--status-success);
    color: white;
}

.btn-start:hover {
    background: #059669;
}

.btn-retake {
    background: var(--status-cyan);
    color: white;
}

.btn-retake:hover {
    background: #0891b2;
}

/* Screen Reader Only */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .dashboard-sidebar {
        width: 260px;
    }

    /* Responsive Design for Profile Tabs */
    .dashboard-main {
        margin-left: 260px;
    }

    .content-grid {
        grid-template-columns: 1fr;
    }

    .summary-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}

@media (max-width: 768px) {
    .dashboard-sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s ease;
    }

    .dashboard-main {
        margin-left: 0;
    }

    .dashboard-content {
        padding: var(--spacing-lg);
    }

    .header-content {
        flex-direction: column;
        gap: var(--spacing-md);
        align-items: flex-start;
    }

    .user-section {
        align-self: flex-end;
    }

    .summary-grid {
        grid-template-columns: 1fr;
    }

    .exams-grid {
        grid-template-columns: 1fr;
    }

    .exam-footer {
        flex-direction: column;
        gap: var(--spacing-sm);
        align-items: stretch;
    }

    .exam-btn {
        width: 100%;
        justify-content: center;
    }

    .change-password-card {
        max-width: 400px;
    }
}

@media (max-width: 480px) {
    .profile-settings-title {
        font-size: 1.5rem;
    }

    .profile-sidebar-box,
    .personal-info-box {
        padding: var(--spacing-lg);
    }

    .profile-avatar-image {
        width: 60px;
        height: 60px;
    }

    .vertical-nav-link {
        padding: var(--spacing-md);
    }

    .exam-result-score {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xs);
    }
}

/* Focus Styles for Accessibility */
/* .btn-signin:focus, .btn-reset:focus, .btn-signup:focus, .btn-update-password:focus, .btn-cancel:focus, .btn-social:focus, .password-toggle:focus, .back-link:focus, .nav-link:focus, .notification-btn:focus, .logout-link:focus, .view-all-link:focus, .exam-btn:focus {
     outline: 2px solid var(--primary-blue);
     outline-offset: 2px;
}
 */
.checkbox-input:focus {
    outline: 2px solid var(--primary-blue);
    outline-offset: 1px;
}

/* Form Validation Styles */
.form-input:invalid:not(:placeholder-shown) {
    border-color: #ef4444;
}

.form-input:valid:not(:placeholder-shown) {
    border-color: #10b981;
}

/* Loading State for Buttons */
.btn-signin:disabled,
.btn-reset:disabled,
.btn-signup:disabled,
.btn-update-password:disabled,
.btn-cancel:disabled,
.btn-social:disabled,
.exam-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    :root {
        --border-light: #000000;
        --text-muted: #000000;
    }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

:root {
    /* Color Variables */
    --primary-blue: #4F46E5;
    --primary-blue-hover: #4338CA;
    --secondary-blue: #EEF2FF;
    --success-green: #10B981;
    --success-green-light: #D1FAE5;
    --warning-orange: #F59E0B;
    --warning-orange-light: #FEF3C7;
    --danger-red: #EF4444;
    --danger-red-light: #FEE2E2;
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;
    --white: #FFFFFF;
    /* Spacing Variables */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    /* Border Variables */
    --border-radius-sm: 0.375rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 0.75rem;
    --border-radius-xl: 1rem;
    --border-width: 1px;
    /* Shadow Variables */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
}

/* Profile Settings starts */
.profile-settings {
    /* background-color: var(--white);
     */
    /* border-radius: var(--border-radius-lg);
     */
    /* padding: var(--spacing-lg);
     */
    margin-bottom: var(--spacing-lg);
    /* box-shadow: var(--shadow-sm);
     */
}

.section-header {
    margin-bottom: var(--spacing-lg);
}

.section-header h2 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.section-header p {
    color: var(--gray-500);
    font-size: 14px;
}

.profile-content {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: var(--spacing-2xl);
}

.profile-sidebar {
    border: var(--border-width) solid var(--gray-200);
    padding: var(--spacing-xl);
    background: var(--card-bg);
    border-radius: 10px;
    box-shadow: 0px 0px 10px rgb(0 0 0 / 5%);
}

.profile-user-info {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.profile-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: var(--spacing-md);
}

.profile-name {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.profile-id {
    color: var(--gray-500);
    font-size: 14px;
    margin-bottom: var(--spacing-sm);
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--success-green-light);
    color: var(--success-green);
    border-radius: var(--border-radius-sm);
    font-size: 12px;
    font-weight: 500;
}

.status-dot {
    width: 6px;
    height: 6px;
    background-color: var(--success-green);
    border-radius: 50%;
}

.profile-menu {
    list-style: none;
    padding: 0;
}

.profile-menu-item {
    margin-bottom: var(--spacing-xs);
}

.profile-menu-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    text-decoration: none;
    color: var(--gray-600);
    border-radius: var(--border-radius-md);
    transition: all 0.2s ease;
}

.profile-menu-link:hover {
    background-color: var(--gray-100);
}

.profile-menu-link.active {
    background-color: var(--secondary-blue);
    color: var(--primary-blue);
}

.profile-form {
    max-width: 100%;
    border: var(--border-width) solid var(--gray-200);
    padding: var(--spacing-xl);
    background: var(--card-bg);
    border-radius: 10px;
    box-shadow: 0px 0px 10px rgb(0 0 0 / 5%);
}

.form-section-header {
    margin-bottom: var(--spacing-lg);
}

.form-section-header h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.form-section-header p {
    color: var(--gray-500);
    font-size: 14px;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    /* margin-bottom: var(--spacing-lg);
     */
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
    color: var(--gray-700);
}

.form-input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: var(--border-width) solid var(--gray-300);
    border-radius: var(--border-radius-md);
    font-size: 14px;
    transition: border-color 0.2s ease;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgb(79 70 229 / 0.1);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-radius: var(--border-radius-md);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

.btn-primary {
    background-color: var(--primary-blue);
    color: var(--white);
}

.btn-primary:hover {
    background-color: var(--primary-blue-hover);
}

.btn-secondary {
    background-color: var(--white);
    color: var(--gray-700);
    border: var(--border-width) solid var(--gray-300);
}

.btn-secondary:hover {
    background-color: var(--gray-50);
    color: var(--text-primary);
}

/* Profile Settings ends */
/* Security Settings starts */
.security-settings {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
}

.security-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
    border-bottom: var(--border-width) solid var(--gray-200);
}

.security-item:last-child {
    border-bottom: none;
}

.security-info h4 {
    font-size: 14px;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
}

.security-info p {
    font-size: 12px;
    color: var(--gray-500);
}

.enabled-badge {
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--success-green);
    color: var(--white);
    border-radius: var(--border-radius-sm);
    font-size: 12px;
    font-weight: 500;
}

/* Security Settings ends */
/* Recent Exam Results starts */
.exam-results {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
}

.exam-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) 0;
    border-bottom: var(--border-width) solid var(--gray-200);
}

.exam-item:last-child {
    border-bottom: none;
}

.exam-info {
    display: flex;
    /* align-items: center;
     */
    gap: var(--spacing-md);
}

.exam-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.exam-icon.passed {
    background-color: var(--success-green-light);
    color: var(--success-green);
}

.exam-icon.failed {
    background-color: var(--danger-red-light);
    color: var(--danger-red);
}

.exam-details h4 {
    font-size: 14px;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
}

.exam-details p {
    font-size: 12px;
    color: var(--gray-500);
}

.exam-score {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.score-text {
    font-size: 16px;
    font-weight: 600;
}

.score-badge {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    font-size: 12px;
    font-weight: 500;
}

.score-badge.passed {
    background-color: var(--success-green-light);
    color: var(--success-green);
}

.score-badge.failed {
    background-color: var(--danger-red-light);
    color: var(--danger-red);
}

.exam-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 12px;
}

/* Recent Exam Results ends */
/* Main Content ends */
/* Responsive Design */
@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .main-content {
        margin-left: 0;
    }

    .profile-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .profile-sidebar {
        border-right: none;
        border-bottom: var(--border-width) solid var(--gray-200);
        padding-right: 0;
        padding-bottom: var(--spacing-lg);
    }
}

@media (max-width: 768px) {
    .form-grid {
        grid-template-columns: 1fr;
    }

    .exam-item {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }

    .exam-score {
        align-self: flex-end;
    }
}

:root {
    /* Color Variables */
    --primary-blue: #4F46E5;
    --primary-blue-hover: #4338CA;
    --secondary-blue: #EEF2FF;
    --success-green: #10B981;
    --success-green-light: #D1FAE5;
    --warning-orange: #F59E0B;
    --warning-orange-light: #FEF3C7;
    --danger-red: #EF4444;
    --danger-red-light: #FEE2E2;
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;
    --white: #FFFFFF;
    /* Spacing Variables */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    /* Border Variables */
    --border-radius-sm: 0.375rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 0.75rem;
    --border-radius-xl: 1rem;
    --border-width: 1px;
    /* Shadow Variables */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--gray-50);
    color: var(--gray-900);
    line-height: 1.6;
    min-height: 100vh;
}

.exam-container {
    display: flex;
    min-height: 100vh;
    width: 100%;
}

/* Exam Progress Sidebar starts */
.exam-sidebar {
    width: 320px;
    background-color: var(--white);
    border-right: var(--border-width) solid var(--gray-200);
    padding: var(--spacing-lg);
    position: fixed;
    height: 100vh;
    overflow-y: auto;
}

.sidebar-header {
    margin-bottom: var(--spacing-xl);
}

.sidebar-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--spacing-lg);
}

.progress-section {
    margin-bottom: var(--spacing-xl);
}

.progress-label {
    font-size: 0.875rem;
    color: var(--gray-600);
    margin-bottom: var(--spacing-sm);
}

.progress-bar-container {
    background-color: var(--gray-200);
    border-radius: var(--border-radius-sm);
    height: 8px;
    margin-bottom: var(--spacing-sm);
    overflow: hidden;
}

.progress-bar {
    background-color: var(--primary-blue);
    height: 100%;
    transition: width 0.3s ease;
}

.progress-fraction {
    font-size: 0.875rem;
    color: var(--gray-600);
    text-align: right;
}

.question-overview {
    margin-bottom: var(--spacing-xl);
}

.overview-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--spacing-md);
}

.question-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.question-button {
    width: 40px;
    height: 40px;
    border: none;
    border-radius: var(--border-radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.question-button.answered {
    background-color: var(--success-green);
    color: var(--white);
}

.question-button.current {
    background-color: var(--primary-blue);
    color: var(--white);
}

.question-button.flagged {
    background-color: var(--warning-orange);
    color: var(--white);
}

.question-button.unanswered {
    background-color: var(--gray-300);
    color: var(--gray-600);
}

.question-button:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.legend {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-lg);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.75rem;
    color: var(--gray-600);
}

.legend-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.legend-dot.answered {
    background-color: var(--success-green);
}

.legend-dot.current {
    background-color: var(--primary-blue);
}

.legend-dot.flagged {
    background-color: var(--warning-orange);
}

.legend-dot.unanswered {
    background-color: var(--gray-300);
}

.review-button {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--gray-100);
    color: var(--gray-700);
    border: var(--border-width) solid var(--gray-300);
    border-radius: var(--border-radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.review-button:hover {
    background-color: var(--gray-200);
}

/* Exam Progress Sidebar ends */
/* Main Content starts */
.main-content {
    flex: 1;
    margin-left: 320px;
    padding: var(--spacing-lg);
}

/* Header starts */
.exam-header {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.exam-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.exam-icon {
    width: 48px;
    height: 48px;
    background-color: var(--primary-blue);
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.25rem;
}

.exam-details h1 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--spacing-xs);
}

.exam-details p {
    font-size: 0.875rem;
    color: var(--gray-500);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.timer-display {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background-color: var(--warning-orange);
    color: var(--white);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-lg);
    font-size: 0.875rem;
    font-weight: 500;
}

.timer-icon {
    font-size: 1rem;
}

.submit-exam-btn {
    background-color: var(--danger-red);
    color: var(--white);
    border: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.submit-exam-btn:hover {
    background-color: #DC2626;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* Header ends */
/* Question Card starts */
.question-card {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
}

.question-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.question-number {
    display: inline-flex;
    align-items: center;
    background-color: var(--secondary-blue);
    color: var(--primary-blue);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
}

.flag-button {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: none;
    border: var(--border-width) solid var(--gray-300);
    color: var(--gray-600);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-md);
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.flag-button.flagged {
    background-color: var(--warning-orange-light);
    border-color: var(--warning-orange);
    color: var(--warning-orange);
}

.flag-button:hover {
    background-color: var(--gray-50);
}

.question-text {
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--gray-900);
    margin-bottom: var(--spacing-sm);
    line-height: 1.6;
}

.question-instruction {
    font-size: 0.875rem;
    color: var(--gray-600);
    margin-bottom: var(--spacing-xl);
}

/* Answer Options starts */
.answer-options {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.answer-option {
    position: relative;
}

.answer-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.answer-label {
    display: flex;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    border: 2px solid var(--gray-200);
    border-radius: var(--border-radius-lg);
    cursor: pointer;
    transition: all 0.2s ease;
    background-color: var(--white);
}

.answer-label:hover {
    border-color: var(--primary-blue);
    background-color: var(--secondary-blue);
}

.answer-option input[type="radio"]:checked+.answer-label {
    border-color: var(--primary-blue);
    background-color: var(--secondary-blue);
}

.option-marker {
    width: 20px;
    height: 20px;
    border: 2px solid var(--gray-300);
    border-radius: 50%;
    margin-right: var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.answer-option input[type="radio"]:checked+.answer-label .option-marker {
    border-color: var(--primary-blue);
    background-color: var(--primary-blue);
}

.answer-option input[type="radio"]:checked+.answer-label .option-marker::after {
    content: '';
    width: 6px;
    height: 6px;
    background-color: var(--white);
    border-radius: 50%;
}

.option-letter {
    font-weight: 600;
    color: var(--gray-700);
    margin-right: var(--spacing-sm);
}

.option-text {
    flex: 1;
    font-size: 1rem;
    color: var(--gray-900);
}

/* Answer Options ends */
/* Navigation Section starts */
.navigation-section {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-lg);
    border-top: var(--border-width) solid var(--gray-200);
}

.nav-left {
    display: flex;
    align-items: center;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--border-radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background-color: var(--primary-blue);
    color: var(--white);
}

.btn-primary:hover:not(:disabled) {
    background-color: var(--primary-blue-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: var(--white);
    color: var(--gray-700);
    border: 2px solid var(--gray-300);
}

.btn-secondary:hover:not(:disabled) {
    background-color: var(--gray-50);
    border-color: var(--gray-400);
}

/* Navigation Section ends */
/* Quiz Content ends */
/* Loading State starts */
.loading-state {
    text-align: center;
    padding: var(--spacing-2xl);
    color: var(--gray-500);
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--gray-200);
    border-top: 4px solid var(--primary-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto var(--spacing-md);
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

/* Loading State ends */
/* Responsive Design */
@media (max-width: 768px) {
    .exam-container {
        flex-direction: column;
    }

    .exam-sidebar {
        position: fixed;
        top: 0;
        left: 0;
        height: 100%;
        width: 250px;
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        z-index: 1000;
    }

    .exam-sidebar.show {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
        margin-top: 0;
        padding: var(--spacing-md);
    }
}

:root {
    /* Color Variables */
    --primary-blue: #4F46E5;
    --primary-blue-hover: #4338CA;
    --secondary-blue: #EEF2FF;
    --success-green: #10B981;
    --success-green-light: #D1FAE5;
    --warning-orange: #F59E0B;
    --warning-orange-light: #FEF3C7;
    --danger-red: #EF4444;
    --danger-red-light: #FEE2E2;
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;
    --white: #FFFFFF;
    /* Spacing Variables */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    /* Border Variables */
    --border-radius-sm: 0.375rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 0.75rem;
    --border-radius-xl: 1rem;
    --border-width: 1px;
    /* Shadow Variables */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--gray-900);
    line-height: 1.6;
    min-height: 100vh;
    /* padding: var(--spacing-lg);
     */
}

/* Results Container starts */
.results-container {
    max-width: 100%;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    gap: 25px;
}

.page-header {
    text-align: left;
    margin-bottom: var(--spacing-xl);
    color: var(--white);
    opacity: 0.8;
}

.page-title {
    font-size: 1.125rem;
    font-weight: 400;
}

/* Assessment Results Section starts */
.results-card {
    background-color: var(--white);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-lg);
    margin-bottom: var(--spacing-xl);
    overflow: hidden;
    flex: 1 1 300px;
}

.results-header {
    background-color: var(--secondary-blue);
    padding: var(--spacing-lg);
    text-align: center;
    border-bottom: var(--border-width) solid var(--gray-200);
}

.results-icon {
    width: 48px;
    height: 48px;
    background-color: var(--primary-blue);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    color: var(--white);
    font-size: 1.5rem;
}

.results-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--gray-900);
}

.results-content {
    padding: var(--spacing-2xl);
    text-align: center;
}

.success-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    background-color: var(--success-green);
    color: var(--white);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--spacing-xl);
}

.score-display {
    margin-bottom: var(--spacing-xl);
}

.score-circle {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background-color: var(--success-green);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    position: relative;
}

.score-percentage {
    font-size: 2rem;
    font-weight: 700;
    color: var(--white);
}

.score-label {
    font-size: 0.75rem;
    color: var(--white);
    opacity: 0.9;
}

.performance-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--spacing-sm);
}

.performance-subtitle {
    color: var(--gray-500);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-2xl);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.stat-item {
    text-align: center;
}

.stat-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-sm);
    font-size: 1rem;
}

.stat-icon.time {
    background-color: var(--secondary-blue);
    color: var(--primary-blue);
}

.stat-icon.correct {
    background-color: var(--success-green-light);
    color: var(--success-green);
}

.stat-icon.pass-rate {
    background-color: var(--warning-orange-light);
    color: var(--warning-orange);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray-600);
    margin-bottom: var(--spacing-xs);
}

.stat-value {
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-900);
}

/* Assessment Results Section ends */
/* custom for validation error and input padding start */
.error {
    color: red;
    font-size: 14px;
    margin-top: 5px;
}

.login-container .input {
    padding-left: 27px;
}

/* custom for validation error and input padding end */
/* Certificate Section starts */
.certificate-section {
    background-color: var(--white);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    flex: 1 1 300px;
}

.certificate-header {
    padding: var(--spacing-lg);
    text-align: center;
    border-bottom: var(--border-width)solid var(--gray-200);
}

.certificate-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--spacing-sm);
}

.certificate-subtitle {
    color: var(--gray-500);
    font-size: 0.875rem;
}

.certificate-content {
    padding: var(--spacing-2xl);
}

.certificate-preview {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border: 2px solid var(--gray-200);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-2xl);
    margin-bottom: var(--spacing-xl);
    text-align: center;
    position: relative;
}

.certificate-badge {
    width: 60px;
    height: 60px;
    background-color: var(--primary-blue);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
    color: var(--white);
    font-size: 1.5rem;
}

.certificate-main-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-sm);
}

.certificate-assessment-name {
    font-size: 1.125rem;
    color: var(--primary-blue);
    font-weight: 600;
    margin-bottom: var(--spacing-xl);
}

.certificate-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    text-align: left;
}

.certificate-detail {
    font-size: 0.875rem;
}

.certificate-detail-label {
    color: var(--gray-500);
    margin-bottom: var(--spacing-xs);
}

.certificate-detail-value {
    color: var(--gray-900);
    font-weight: 600;
}

.qr-code {
    position: absolute;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    width: 60px;
    height: 60px;
    background-color: var(--gray-900);
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 0.75rem;
}

.certificate-actions {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    border-radius: var(--border-radius-lg);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

.btn-primary {
    background-color: var(--primary-blue);
    color: var(--white);
}

.btn-primary:hover {
    background-color: var(--primary-blue-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: var(--white);
    color: var(--gray-700);
    border: 2px solid var(--gray-300);
}

.btn-secondary:hover {
    background-color: var(--gray-50);
    border-color: var(--gray-400);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
}

.btn-outline:hover {
    background-color: var(--primary-blue);
    color: var(--white);
}

/* Certificate Section ends */
/* Responsive Design */
@media (max-width: 768px) {
    body {
        padding: var(--spacing-md);
    }

    .results-content {
        padding: var(--spacing-lg);
    }

    .certificate-content {
        padding: var(--spacing-lg);
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .certificate-details {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .certificate-actions {
        grid-template-columns: 1fr;
    }

    .qr-code {
        position: static;
        margin: var(--spacing-lg) auto 0;
    }

    .certificate-preview {
        padding: var(--spacing-lg);
    }
}

@media (max-width: 480px) {
    .score-circle {
        width: 100px;
        height: 100px;
    }

    .score-percentage {
        font-size: 1.5rem;
    }

    .performance-title {
        font-size: 1.25rem;
    }
}

span#enableEditBtn {
    display: inline-block;
    position: absolute;
    top: 0;
    right: 0;
    background: #4676e5;
    font-size: 14px;
    padding: 5px 15px;
    border-radius: 10px;
    color: #fff;
    cursor: pointer;
}

.form-section-header {
    position: relative;
}



/* study material */

/* CSS Variables for consistent theming */
:root {
    --primary-color: #6366f1;
    --primary-hover: #5855eb;
    --secondary-color: #f8fafc;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --border-color: #e2e8f0;
    --background-white: #ffffff;
    --background-gray: #f1f5f9;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
}


/* Main Content */
.main-content {
    flex: 1;
    margin-left: 256px;
    padding: var(--spacing-xl);
}


/* Search and Filters */
.search-filters {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl);
    gap: var(--spacing-lg);
}

.search-bar {
    position: relative;
    flex: 1;
    max-width: 400px;
}

.search-icon {
    position: absolute;
    left: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.search-input {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-md) var(--spacing-md) 40px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 14px;
    background-color: var(--background-white);
}

.search-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgb(99 102 241 / 0.1);
}

.filter-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.filter-select {
    padding: var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--background-white);
    font-size: 14px;
    cursor: pointer;
}

.bookmark-filter {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--background-white);
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s ease;
}

.bookmark-filter:hover {
    background-color: var(--secondary-color);
}

/* Exam Grid */
.exam-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

/* Exam Card */
.exam-card {
    background-color: var(--background-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: all 0.2s ease;
}

.exam-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.subject-indicator {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.subject-indicator.mathematics {
    background-color: #fef2f2;
    color: #dc2626;
}

.subject-indicator.biology {
    background-color: #f0f9ff;
    color: #0284c7;
}

.subject-indicator.history {
    background-color: #f0fdf4;
    color: #16a34a;
}

.subject-indicator.literature {
    background-color: #faf5ff;
    color: #9333ea;
}

.subject-indicator.chemistry {
    background-color: #fff7ed;
    color: #ea580c;
}

.subject-indicator.physics {
    background-color: #ecfdf5;
    color: #059669;
}

.bookmark-btn {
    background: none;
    border: none;
    font-size: 18px;
    cursor: pointer;
    color: var(--text-muted);
    transition: color 0.2s ease;
}

.bookmark-btn:hover,
.bookmark-btn.active {
    color: #fbbf24;
}

.card-content {
    margin-bottom: var(--spacing-lg);
}

.exam-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.exam-subject {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.exam-description {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.exam-meta {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.exam-meta span {
    font-size: 12px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.exam-btn {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
}

.exam-btn.primary {
    background-color: var(--primary-color);
    color: white;
}

.exam-btn.primary:hover {
    background-color: var(--primary-hover);
}

/* Load More Section */
.load-more-section {
    display: flex;
    justify-content: center;
    margin-top: var(--spacing-xl);
}

.load-more-btn {
    padding: var(--spacing-md) var(--spacing-xl);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--background-white);
    color: var(--text-secondary);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.load-more-btn:hover {
    background-color: var(--secondary-color);
    color: var(--text-primary);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .sidebar {
        width: 200px;
    }

    .main-content {
        margin-left: 200px;
    }

    .exam-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s ease;
    }

    .main-content {
        margin-left: 0;
        padding: var(--spacing-md);
    }

    .search-filters {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-md);
    }

    .filter-controls {
        justify-content: space-between;
    }

    .exam-grid {
        grid-template-columns: 1fr;
    }

    .content-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .card-footer {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }

    .exam-btn {
        width: 100%;
        text-align: center;
    }
}






/* result page */

/* Results Page Styles */
.results-section {
    background-color: var(--background-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.section-header {
    margin-bottom: var(--spacing-xl);
}

.section-header h2 {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
}

/* Table Styles */
.table-container {
    overflow-x: auto;
    margin-bottom: var(--spacing-xl);
}

.results-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.results-table th {
    background-color: var(--background-gray);
    color: var(--text-secondary);
    font-weight: 500;
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.results-table td {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
}

.results-table tbody tr:hover {
    background-color: var(--secondary-color);
}

/* Table Cell Styles */
.transaction-id {
    font-family: 'Monaco', 'Menlo', monospace;
    font-weight: 600;
    color: var(--text-primary);
}

.user-info-cell {
    min-width: 200px;
}

.user-details {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.user-name-cell {
    font-weight: 500;
    color: var(--text-primary);
}

.user-email {
    font-size: 12px;
    color: var(--text-muted);
}

.amount {
    font-weight: 600;
    color: var(--text-primary);
}

.date {
    color: var(--text-secondary);
    white-space: nowrap;
}

/* Status Badges */
.status-badge {
    /* display: inline-block; */
    display: inline-flex;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    text-transform: capitalize;
}

.status-badge.pass {
    background-color: #dcfce7;
    color: #166534;
}

.status-badge.failed {
    background-color: #fef2f2;
    color: #dc2626;
}

.status-badge.pending {
    background-color: #fef3c7;
    color: #d97706;
}

/* Action Buttons */
.actions {
    display: flex;
    gap: var(--spacing-sm);
}

.action-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border: none;
    border-radius: var(--radius-sm);
    background-color: var(--secondary-color);
    cursor: pointer;
    transition: all 0.2s ease;
}

.action-btn:hover {
    background-color: var(--primary-color);
    color: white;
}

.action-btn.view:hover {
    background-color: #3b82f6;
}

.action-btn.download:hover {
    background-color: #10b981;
}

.action-icon {
    font-size: 14px;
}

/* Pagination Styles */
.pagination-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

.pagination-info {
    color: var(--text-secondary);
    font-size: 14px;
}

.pagination-controls {
    display: flex;
    gap: var(--spacing-xs);
}

.pagination-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background-color: var(--background-white);
    color: var(--text-secondary);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s ease;
    min-width: 40px;
}

.pagination-btn:hover:not(:disabled) {
    background-color: var(--secondary-color);
    color: var(--text-primary);
}

.pagination-btn.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.pagination-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination-btn.prev,
.pagination-btn.next {
    padding: var(--spacing-sm) var(--spacing-md);
}

/* Responsive Design for Results Table */
@media (max-width: 768px) {
    .results-table {
        font-size: 12px;
    }

    .results-table th,
    .results-table td {
        padding: var(--spacing-sm);
    }

    .user-info-cell {
        min-width: 150px;
    }

    .pagination-container {
        flex-direction: column;
        gap: var(--spacing-md);
        align-items: center;
    }

    .pagination-controls {
        flex-wrap: wrap;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .results-section {
        padding: var(--spacing-md);
    }

    .table-container {
        margin: 0 -var(--spacing-md);
    }

    .results-table th,
    .results-table td {
        padding: var(--spacing-xs) var(--spacing-sm);
    }

    .actions {
        flex-direction: column;
        gap: 2px;
    }

    .action-btn {
        width: 28px;
        height: 28px;
    }
}




/* Courses Page Styles */
.courses-section {
    background-color: var(--background-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

/* Tab Navigation */
.tab-navigation {
    display: flex;
    background-color: var(--background-gray);
    border-bottom: 1px solid var(--border-color);
    overflow-x: auto;
}

.tab-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg) var(--spacing-xl);
    border: none;
    background: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
    border-bottom: 3px solid transparent;
}

.tab-btn:hover {
    background-color: var(--secondary-color);
    color: var(--text-primary);
}

.tab-btn.active {
    background-color: var(--background-white);
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.tab-icon {
    font-size: 16px;
}

/* Tab Content */
.tab-content {
    position: relative;
}

.tab-panel {
    display: none;
    padding: var(--spacing-xl);
}

.tab-panel.active {
    display: block;
}

.panel-header {
    margin-bottom: var(--spacing-xl);
}

.panel-header h3 {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.panel-header p {
    color: var(--text-secondary);
    font-size: 16px;
}

/* Resource Grid (for cards) */
.resource-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--spacing-lg);
}

.resource-card {
    background-color: var(--background-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: all 0.2s ease;
}

.resource-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.resource-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.resource-subject {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.resource-description {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.resource-meta {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.resource-meta span {
    font-size: 12px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

/* PDF Table Specific Styles */
.resource-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.resource-icon {
    font-size: 18px;
    color: var(--primary-color);
}

.resource-name {
    font-weight: 500;
    color: var(--text-primary);
}

.subject-cell {
    color: var(--text-secondary);
    font-size: 14px;
}

.file-size {
    color: var(--text-muted);
    font-size: 14px;
    font-family: 'Monaco', 'Menlo', monospace;
}

/* Video and Quiz Meta Styles */
.video-duration,
.video-quality,
.quiz-questions,
.quiz-difficulty {
    font-size: 12px;
    color: var(--text-muted);
}

.resource-type,
.resource-rating {
    font-size: 12px;
    color: var(--text-muted);
}

/* Responsive Design for Courses */
@media (max-width: 1024px) {
    .resource-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    .tab-navigation {
        flex-wrap: wrap;
    }

    .tab-btn {
        padding: var(--spacing-md) var(--spacing-lg);
        font-size: 13px;
    }

    .tab-panel {
        padding: var(--spacing-md);
    }

    .resource-grid {
        grid-template-columns: 1fr;
    }

    .panel-header h3 {
        font-size: 20px;
    }
}

@media (max-width: 480px) {
    .tab-btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 12px;
    }

    .tab-icon {
        font-size: 14px;
    }

    .resource-card {
        padding: var(--spacing-md);
    }

    .card-footer {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }

    .exam-btn {
        width: 100%;
        text-align: center;
    }
}







/* Notifications Page Styles */
.notifications-section {
    background-color: var(--background-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

/* Notifications Header */
.notifications-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: var(--spacing-xl);
    border-bottom: 1px solid var(--border-color);
}

.header-content h2 {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.header-content p {
    color: var(--text-secondary);
    font-size: 16px;
}

.header-actions {
    display: flex;
    gap: var(--spacing-md);
}

.mark-all-read-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--background-white);
    color: var(--text-secondary);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s ease;
    min-width: 150px;
    text-align: center;
    margin-left: 20px;
}

.mark-all-read-btn:hover {
    background-color: var(--secondary-color);
    color: var(--text-primary);
}

.settings-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-radius: var(--radius-md);
    background-color: var(--primary-color);
    color: white;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.settings-btn:hover {
    background-color: var(--primary-hover);
}

.btn-icon {
    font-size: 14px;
}

/* Filter Controls */
.notification-filters {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg) var(--spacing-xl);
    border-bottom: 1px solid var(--border-color);
    background-color: var(--background-gray);
}

.filter-label {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 500;
}

.filter-buttons {
    display: flex;
    gap: var(--spacing-sm);
}

.filter-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--background-white);
    color: var(--text-secondary);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.filter-btn:hover {
    background-color: var(--secondary-color);
}

.filter-btn.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.filter-count {
    background-color: var(--background-gray);
    color: var(--text-secondary);
    padding: 2px 6px;
    border-radius: 10px;
    font-size: 12px;
    font-weight: 500;
}

.filter-btn.active .filter-count {
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
}

.change-password-form input {
    padding-left: 30px;
}

.filter-count.unread {
    background-color: #ef4444;
    color: white;
}

.type-filter {
    margin-left: auto;
}

/* Notifications List */
.notifications-section .notifications-list {
    padding: var(--spacing-lg) var(--spacing-xl);
}

.notification-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    transition: all 0.2s ease;
    cursor: pointer;
}

.notification-item:hover {
    background-color: var(--secondary-color);
}

.notification-item.unread {
    background-color: #f8fafc;
    border-left: 4px solid var(--primary-color);
}

.notification-item.unread .notification-title {
    font-weight: 600;
}

/* Notification Icons */
.notification-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}

.notification-icon.exam-result {
    background-color: #dcfce7;
    color: #16a34a;
}

.notification-icon.reminder {
    background-color: #fef3c7;
    color: #d97706;
}

.notification-icon.payment {
    background-color: #dbeafe;
    color: #2563eb;
}

.notification-icon.system {
    background-color: #e0f2fe;
    color: #0284c7;
}

.notification-icon.schedule {
    background-color: #fef2f2;
    color: #dc2626;
}

/* Notification Content */
.notification-content {
    flex: 1;
}

.notification-title {
    font-size: 16px;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.notification-message {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: var(--spacing-sm);
}

.notification-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.notification-time {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 12px;
    color: var(--text-muted);
}

.time-icon {
    font-size: 12px;
}

.notification-tag {
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.notification-tag.exam-result {
    background-color: #dcfce7;
    color: #16a34a;
}

.notification-tag.reminder {
    background-color: #fef3c7;
    color: #d97706;
}

.notification-tag.payment {
    background-color: #dbeafe;
    color: #2563eb;
}

.notification-tag.system {
    background-color: #e0f2fe;
    color: #0284c7;
}

.notification-tag.schedule {
    background-color: #fef2f2;
    color: #dc2626;
}

/* Notification Actions */
.notification-actions {
    flex-shrink: 0;
}

.notification-menu {
    width: 32px;
    height: 32px;
    border: none;
    border-radius: var(--radius-sm);
    background-color: transparent;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.notification-menu:hover {
    background-color: var(--secondary-color);
    color: var(--text-primary);
}

.menu-icon {
    font-size: 16px;
    font-weight: bold;
}

/* Load More Button */
.load-more-section {
    display: flex;
    justify-content: center;
    padding: var(--spacing-xl);
    border-top: 1px solid var(--border-color);
}

.load-more-notifications-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--background-white);
    color: var(--text-secondary);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.load-more-notifications-btn:hover {
    background-color: var(--secondary-color);
    color: var(--text-primary);
}

/* Responsive Design for Notifications */
@media (max-width: 768px) {
    .notifications-header {
        flex-direction: column;
        gap: var(--spacing-md);
        align-items: stretch;
    }

    .header-actions {
        justify-content: flex-end;
    }

    .notification-filters {
        flex-direction: column;
        gap: var(--spacing-md);
        align-items: stretch;
    }

    .filter-buttons {
        flex-wrap: wrap;
    }

    .type-filter {
        margin-left: 0;
    }

    .notifications-list {
        padding: var(--spacing-md);
    }

    .notification-item {
        padding: var(--spacing-md);
    }
}

@media (max-width: 480px) {

    .notifications-header,
    .notifications-list,
    .load-more-section {
        padding: var(--spacing-md);
    }

    .notification-filters {
        padding: var(--spacing-md);
    }

    .notification-item {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .notification-icon {
        align-self: flex-start;
    }

    .notification-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xs);
    }
}