/* assets/css/higher.css */

/* --- Grade 9 Branding --- */
.g9-badge {
    background: linear-gradient(135deg, #f59e0b 0%, #b45309 100%);
    color: #fff;
    font-size: 0.7rem;
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: 800;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    box-shadow: 0 0 10px rgba(245, 158, 11, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.2);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

/* --- Interactive Options --- */
.option-btn {
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: var(--bg-card);
    text-align: left;
    padding: 1rem 1.25rem;
    border-radius: 0.75rem;
    width: 100%;
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 500;
    color: var(--text-muted);
    position: relative;
    overflow: hidden;
}

.option-btn:hover {
    border-color: var(--secondary);
    background-color: rgba(255, 255, 255, 0.05);
    transform: translateY(-1px);
    color: var(--text-main);
}

.option-btn.selected {
    border-color: var(--secondary);
    background-color: rgba(6, 182, 212, 0.1);
    color: var(--secondary);
    font-weight: 600;
}

.option-btn.correct {
    border-color: var(--success);
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--success);
    box-shadow: 0 0 0 1px var(--success);
}

.option-btn.wrong {
    border-color: var(--accent);
    background-color: rgba(244, 63, 94, 0.1);
    color: var(--accent);
    box-shadow: 0 0 0 1px var(--accent);
}

/* --- Truth Table Inputs --- */
.tt-input {
    width: 40px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 4px;
    padding: 4px;
    font-family: var(--font-mono, monospace);
    background-color: var(--bg-dark);
    color: var(--text-main);
}

.tt-input:focus {
    outline: none;
    border-color: var(--primary);
}

.tt-input.correct {
    background-color: rgba(16, 185, 129, 0.2);
    border-color: var(--success);
    color: var(--success);
}

.tt-input.wrong {
    background-color: rgba(244, 63, 94, 0.2);
    border-color: var(--accent);
    color: var(--accent);
}

/* Symbol Styling */
.sym {
    font-family: 'Times New Roman', serif;
    font-weight: bold;
    font-size: 1.2rem;
    color: var(--primary-light);
}

/* --- Circuit SVG Styles --- */
.gate-svg {
    stroke: var(--text-main);
    stroke-width: 2;
    fill: none;
}

/* Report Modal specific tweaks */
.feedback-container {
    max-height: 200px;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--primary) var(--bg-dark);
}

.feedback-container::-webkit-scrollbar {
    width: 6px;
}

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