/* Activities Page Specific Styles */
.activities-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-width: 1200px;
    margin: var(--spacing-lg) auto;
    gap: var(--spacing-xl);
    padding: 0 var(--spacing-lg);
    grid-auto-flow: dense;
}

.activity-card {
    background: var(--surface-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    box-shadow: var(--card-shadow);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    min-height: 220px;
    cursor: pointer;
}

.activity-card::after {
    content: 'Click to expand';
    position: absolute;
    bottom: var(--spacing-md);
    right: var(--spacing-md);
    background: var(--primary-color);
    color: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    font-size: 0.85rem;
    opacity: 0;
    transform: translateY(5px);
    transition: all var(--transition-normal);
}

.activity-card:not(.expanded):hover::after {
    opacity: 1;
    transform: translateY(0);
}

.activity-card p {
    color: var(--light-text);
    line-height: 1.6;
    margin: 0;
    margin-bottom: var(--spacing-lg);
}

.activity-card:not(.expanded):hover {
    transform: translateY(-5px);
    box-shadow: var(--hover-shadow);
}

.activity-card.expanded {
    min-height: auto;
    cursor: default;
    grid-column: 1 / -1;
    animation: expandCard 0.3s ease-out;
}

/* When a card is expanded, make other cards fill available space */
.activity-card:not(.expanded) {
    grid-column: span 1;
    transition: all var(--transition-normal), grid-column 0s;
}

@keyframes expandCard {
    from {
        opacity: 0.8;
        transform: scale(0.98);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}


.activity-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.activity-card:hover::before {
    opacity: 1;
}

.activity-card h3 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--primary-color);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
}

.activity-card .icon {
    width: 36px;
    height: 36px;
    background: var(--gradient);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    transition: transform var(--transition-normal);
}

.activity-card:hover .icon {
    transform: scale(1.1);
}

/* Interactive Elements */
.interactive-content {
    margin: var(--spacing-md) 0;
    padding: var(--spacing-lg);
    background: var(--surface-color);
    border: 1px solid var(--hover-color);
    border-radius: var(--border-radius);
    transition: transform var(--transition-normal);
    box-shadow: var(--card-shadow);
    display: none;
}

.activity-card.expanded .interactive-content {
    display: block;
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.interactive-content:focus-within {
    transform: scale(1.01);
}

.activity-input {
    width: 100%;
    padding: var(--spacing-sm);
    border: 2px solid var(--hover-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    margin: var(--spacing-sm) 0;
    transition: all var(--transition-normal);
    background: var(--white);
}

.activity-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--hover-color);
}

/* Activity Steps */
.activity-steps {
    list-style: none;
    margin: var(--spacing-md) 0;
    padding: 0;
}

.activity-steps li {
    position: relative;
    padding: var(--spacing-sm) var(--spacing-md);
    padding-left: 40px;
    margin-bottom: var(--spacing-xs);
    background: var(--hover-color);
    border-radius: var(--border-radius);
    font-weight: 500;
    counter-increment: step;
    line-height: 1.4;
}

.activity-steps li::before {
    content: counter(step);
    position: absolute;
    left: 8px;
    top: 50%;
    transform: translateY(-50%);
    width: 24px;
    height: 24px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 600;
}

/* Difficulty Level Indicators */
.difficulty {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-full);
    font-size: 0.85rem;
    font-weight: 500;
    margin-top: auto;
    background: var(--white);
    box-shadow: var(--card-shadow);
    align-self: flex-start;
}

.difficulty i {
    font-size: 1rem;
}

.difficulty.beginner {
    color: var(--success-color);
}

.difficulty.intermediate {
    color: var(--warning-color);
}

.difficulty.advanced {
    color: var(--danger-color);
}

/* Password Strength Checker */
.password-strength-meter {
    height: 3px;
    background: var(--hover-color);
    border-radius: var(--border-radius-full);
    margin-bottom: var(--spacing-xs);
    overflow: hidden;
    position: relative;
}

.meter-bar {
    height: 100%;
    width: 0;
    background: var(--gradient);
    transition: all var(--transition-normal);
    position: relative;
}

.password-feedback {
    font-size: 0.95rem;
    margin-bottom: var(--spacing-sm);
    color: var(--light-text);
    font-weight: 500;
    text-align: center;
}

.password-criteria {
    list-style: none;
    margin: var(--spacing-sm) 0;
    background: var(--white);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
}

.password-criteria li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--light-text);
    font-size: 0.95rem;
    padding: var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-normal);
}

.password-criteria li:last-child {
    margin-bottom: 0;
}

.password-criteria li.met {
    background: var(--hover-color);
    color: var(--primary-color);
    animation: slideIn 0.3s ease-out;
}

/* Activity Buttons */
.phishing-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.activity-button {
    background: var(--gradient);
    color: var(--white);
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    width: 100%;
    font-size: 1rem;
}

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

.activity-button:active {
    transform: translateY(0);
}

.activity-button i {
    transition: transform var(--transition-normal);
}

.activity-button:hover i {
    transform: rotate(360deg);
}

/* Success Message Animation */
@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: translate(-50%, -50%) scale(0.8);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1);
    }
}

.success-message {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--success-color);
    color: white;
    padding: 20px 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--hover-shadow);
    z-index: 1000;
    text-align: center;
    animation: fadeInScale 0.3s ease-out;
    transition: opacity 0.3s ease-out;
}

.success-message i {
    font-size: 2rem;
    margin-bottom: 10px;
}

.success-message h4 {
    margin: 10px 0;
    font-size: 1.2rem;
}

.success-message p {
    margin: 0;
    opacity: 0.9;
}

/* Phishing Email Elements */
.phishing-instructions {
    background: var(--hover-color);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.phishing-instructions p {
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--primary-color);
    font-weight: 500;
}

.phishing-instructions .score {
    background: var(--white);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    font-weight: 600;
    color: var(--primary-color);
}

.email-sample {
    background: var(--surface-color);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    margin: var(--spacing-md) 0;
    box-shadow: var(--card-shadow);
    border: 1px solid var(--hover-color);
}

.email-header {
    border-bottom: 1px solid var(--hover-color);
    padding-bottom: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.email-header p {
    margin: var(--spacing-xs) 0;
}

.clickable-element {
    cursor: pointer;
    transition: all 0.2s ease-out;
    position: relative;
    padding: 2px 4px;
    margin: -2px -4px;
}

.clickable-element:hover {
    background: var(--hover-color);
    border-radius: var(--border-radius-sm);
}

.clickable-element.found {
    background: var(--success-color);
    color: white;
    border-radius: var(--border-radius-sm);
}

.suspicious-link {
    color: var(--primary-color);
    text-decoration: none;
}

.suspicious-link:hover {
    text-decoration: underline;
}

/* Phishing Indicators */
.phishing-indicators {
    margin-top: var(--spacing-md);
}

.indicator-list h4 {
    margin: 0 0 var(--spacing-sm);
    color: var(--primary-color);
}

.found-hint {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin: var(--spacing-xs) 0;
    padding: var(--spacing-sm);
    background: var(--hover-color);
    border-radius: var(--border-radius);
    transition: all 0.3s ease-out;
    color: var(--text-color);
}

.found-hint i {
    color: var(--success-color);
    font-size: 1.1em;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .activities-grid {
        max-width: 900px;
        gap: var(--spacing-lg);
    }
}

@media (max-width: 768px) {
    .activities-grid {
        grid-template-columns: 1fr;
        padding: 0 var(--spacing-md);
        gap: var(--spacing-lg);
        margin: var(--spacing-lg) auto;
    }
    
    .activity-card {
        min-height: auto;
        padding: var(--spacing-lg);
    }
}

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

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