/* Phase 3: Pseudo-elements Styles */

/* Pseudo-elements Demos Container */
.pseudo-demos {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-8);
    margin-top: var(--space-8);
}

@media (min-width: 768px) {
    .pseudo-demos {
        grid-template-columns: 1fr 1fr;
    }
}

/* Demo Box */
.pseudo-demo {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
}

.pseudo-demo-header {
    padding: 16px 24px;
    border-bottom: 1px solid var(--border);
    font-weight: 700;
    color: var(--text-primary);
}

.pseudo-demo-content {
    padding: 24px;
    min-height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Example 1: Ribbon Heading */
.ribbon-heading {
    position: relative;
    display: inline-block;
    padding: 12px 40px;
    background: var(--accent);
    color: var(--bg-primary);
    font-weight: 700;
    font-size: 1.1rem;
}

.ribbon-heading::before,
.ribbon-heading::after {
    content: '';
    position: absolute;
    bottom: -10px;
    border: 10px solid transparent;
    border-top-color: #1d6a8a;
}

.ribbon-heading::before {
    left: 0;
    border-left-color: #1d6a8a;
}

.ribbon-heading::after {
    right: 0;
    border-right-color: #1d6a8a;
}

/* Example 2: Quote with Pseudo-element */
.fancy-quote {
    position: relative;
    padding: 20px 30px;
    background: rgba(56, 189, 248, 0.1);
    border-left: 4px solid var(--accent);
    border-radius: 0 8px 8px 0;
    font-style: italic;
    color: var(--text-secondary);
}

.fancy-quote::before {
    content: '"';
    position: absolute;
    top: -10px;
    left: 10px;
    font-size: 4rem;
    color: var(--accent);
    opacity: 0.3;
    font-family: Georgia, serif;
    line-height: 1;
}

/* Example 3: Step Counter */
.step-list {
    counter-reset: step-counter;
    list-style: none;
    padding: 0;
    margin: 0;
}

.step-item {
    counter-increment: step-counter;
    position: relative;
    padding-left: 50px;
    margin-bottom: 16px;
    color: var(--text-secondary);
}

.step-item::before {
    content: counter(step-counter);
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 32px;
    height: 32px;
    background: var(--accent);
    color: var(--bg-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
}

/* Example 4: Custom Checkbox */
.custom-checkbox {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    color: var(--text-primary);
    font-weight: 500;
}

.custom-checkbox input {
    display: none;
}

.checkmark {
    width: 24px;
    height: 24px;
    border: 2px solid var(--border);
    border-radius: 6px;
    position: relative;
    transition: all 0.2s ease;
}

.checkmark::after {
    content: '';
    position: absolute;
    left: 7px;
    top: 3px;
    width: 6px;
    height: 12px;
    border: solid var(--bg-primary);
    border-width: 0 3px 3px 0;
    transform: rotate(45deg) scale(0);
    transition: transform 0.2s ease;
}

.custom-checkbox input:checked+.checkmark {
    background: var(--success);
    border-color: var(--success);
}

.custom-checkbox input:checked+.checkmark::after {
    transform: rotate(45deg) scale(1);
}

/* Hover Effect for Checkbox */
.custom-checkbox:hover .checkmark {
    border-color: var(--accent);
}

/* Tooltip Example */
.tooltip-demo {
    position: relative;
    display: inline-block;
    padding: 10px 20px;
    background: var(--accent);
    color: var(--bg-primary);
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
}

.tooltip-demo::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-8px);
    padding: 8px 12px;
    background: var(--bg-primary);
    color: var(--text-primary);
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 400;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s, transform 0.2s;
    border: 1px solid var(--border);
}

.tooltip-demo:hover::after {
    opacity: 1;
    transform: translateX(-50%) translateY(-12px);
}