.csa-notes {
    color: var(--color-text);
    line-height: 1.7;
    font-size: 16px;
}


.csa-notes h2 {
    margin: 30px 0 18px;
    padding: 12px 18px;
    background: var(--color-primary);
    color: #fff;
    border-left: 6px solid var(--color-accent);
    border-radius: var(--radius-md);
    font-size: 1.35rem;
}

.csa-notes h3 {
    margin: 25px 0 12px;
    color: var(--color-primary-2);
    font-size: 1.15rem;
}

.csa-notes h4 {
    margin: 20px 0 10px;
    color: var(--color-tag-a);
    font-size: 1.05rem;
}

.csa-notes p {
    margin: 10px 0;
}

.csa-notes strong {
    color: var(--color-primary);
}

/* Unit syllabus */

.csa-syllabus {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-left: 6px solid var(--color-primary);
    border-radius: var(--radius-md);
    padding: 20px 24px;
    margin: 20px 0 30px;
}

.csa-syllabus h2 {
    margin: 0 0 15px;
    background: transparent;
    color: var(--color-primary);
    border: 0;
    padding: 0;
}

.csa-syllabus ul {
    margin: 8px 0;
    padding-left: 24px;
}

.csa-syllabus li {
    margin: 5px 0;
}

/* Section boxes */

.csa-section {
    margin: 25px 0;
}

.csa-highlight {
    background: #EAF3F2; /* light tint of --color-primary */
    border-left: 5px solid var(--color-primary);
    padding: 15px 18px;
    margin: 18px 0;
    border-radius: var(--radius-sm);
}

.csa-important {
    background: #FDF6E9; /* light tint of --color-accent */
    border-left: 5px solid var(--color-accent);
    padding: 15px 18px;
    margin: 18px 0;
    border-radius: var(--radius-sm);
}


.csa-success {
    background: #E6F4EA;
    color: #1E5C34;
    border-left: 5px solid #1E5C34;
    padding: 15px 18px;
    margin: 18px 0;
    border-radius: var(--radius-sm);
}

.csa-warning {
    background: #FDECEA;
    color: #B3261E;
    border-left: 5px solid #B3261E;
    padding: 15px 18px;
    margin: 18px 0;
    border-radius: var(--radius-sm);
}

/* Tables */

.csa-table-wrap {
    width: 100%;
    overflow-x: auto;
    margin: 20px 0;
}

.csa-table {
    width: 100%;
    border-collapse: collapse;
    border: 1px solid var(--color-border);
    background: var(--color-surface);
}

.csa-table th,
.csa-table td {
    border: 1px solid var(--color-border);
    padding: 11px 13px;
    text-align: left;
    vertical-align: top;
}

.csa-table th {
    background: var(--color-primary);
    color: #fff;
    font-weight: 700;
}

.csa-table tr:nth-child(even) td {
    background: var(--color-bg);
}

/* Formula */

.csa-formula {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 14px 18px;
    margin: 18px 0;
    text-align: center;
    font-weight: 700;
    font-size: 1.05rem;
    color: var(--color-primary);
}

/* Case studies */

.csa-case-study {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 18px 20px;
    margin: 20px 0;
}

.csa-case-study-title {
    color: var(--color-primary-2);
    font-weight: 700;
    margin-bottom: 8px;
}

/* Revision */

.csa-revision {
    background: #EAF3F2;
    border: 1px solid var(--color-tag-a);
    border-left: 6px solid var(--color-primary-2);
    border-radius: var(--radius-md);
    padding: 18px 20px;
    margin: 25px 0;
}

.csa-revision h3 {
    color: var(--color-primary-2);
    margin-top: 0;
}

/* Code */

.csa-notes code {
    background: var(--color-bg);
    color: var(--color-tag-c);
    padding: 2px 6px;
    border-radius: 4px;
}

/* Lists */

.csa-notes li {
    margin-bottom: 6px;
}




.prompt-box {
    position: relative;
    margin: 20px 0;
}

.prompt-box pre {
    padding: 20px;
    padding-top: 50px;
    overflow-x: auto;
}

.copy-prompt {
    position: absolute;
    top: 10px;
    right: 10px;
    cursor: pointer;
    padding: 6px 12px;
    border: 0;
    border-radius: 4px;
}




/* Mobile */

@media (max-width: 768px) {
    .csa-notes {
        font-size: 15px;
    }

    .csa-notes h2 {
        font-size: 1.15rem;
        padding: 10px 14px;
    }

    .csa-syllabus {
        padding: 16px;
    }

    .csa-table th,
    .csa-table td {
        padding: 9px 10px;
    }
}