/* ===============================
   SYLLABUS BUILDER STYLES
   Clean layout, professional design
=============================== */

/* -------------------------------
   Wrapper for Builder
--------------------------------- */
.syllabus-builder {
    max-width: 700px;
    margin: var(--space-xl) auto;
    padding: var(--space-xl);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

/* Heading */
.syllabus-builder h1 {
    font-size: var(--font-size-xl);
    color: var(--color-heading);
    margin-bottom: var(--space-lg);
}

/* -------------------------------
   FORM GROUP
--------------------------------- */
.form-group {
    display: flex;
    flex-direction: column;
    margin-bottom: var(--space-lg);
}

.form-group label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xs);
}

.form-group input,
.form-group select {
    padding: 10px 12px;
    font-size: var(--font-size-md);
    font-family: var(--font-primary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-white);
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px var(--color-primary-light);
}

.form-group input::placeholder {
    color: var(--color-text-muted);
    font-size: 13px;
}

/* Checkbox Groups */
.checkbox-group {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 8px;
    margin-top: 6px;
}

.checkbox-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-white);
    transition: var(--transition-fast);
    cursor: pointer;
}

.checkbox-group label:hover {
    background: var(--color-primary-light);
    border-color: var(--color-primary);
}

.checkbox-group input {
    accent-color: var(--color-primary);
    cursor: pointer;
}
input[type="checkbox"] {
    appearance: checkbox !important;
    -webkit-appearance: checkbox !important;
    width: 16px;
    height: 16px;
    cursor: pointer;
}

/* -------------------------------
   UTILITY CLASSES
--------------------------------- */
.u-hidden {
    display: none;
}

/* -------------------------------
   EXAM BLOCK
--------------------------------- */
.exam-detail {
    background: var(--color-bg-light);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    margin-bottom: var(--space-lg);
    box-shadow: var(--shadow-sm);
    animation: fadeIn .25s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Exam Name */
.exam-detail h3 {
    font-size: var(--font-size-lg);
    color: var(--color-heading);
    margin-bottom: var(--space-md);
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 6px;
}

/* -------------------------------
   SUBJECT BLOCK
--------------------------------- */
.subject-block {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
}

/* Subject Name */
.subject-block h4 {
    font-size: var(--font-size-md);
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
}

/* -------------------------------
   SECTION TITLES
--------------------------------- */
.section-title {
    font-size: var(--font-size-md);
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--color-heading);
}

/* -------------------------------
   SYLLABUS PREVIEW
--------------------------------- */
.syllabus-preview {
    margin-top: var(--space-xl);
    padding: var(--space-lg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-bg-light);
    box-shadow: var(--shadow-sm);
}

.syllabus-preview h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-md);
    color: var(--color-heading);
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 6px;
}

/* Preview Exam Block */
.preview-exam {
    margin-bottom: var(--space-lg);
    padding: var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-bg-light);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-fast);
}

.preview-exam:hover {
    transform: translate(-1px);
    box-shadow: var(--shadow-md);
}

/* Preview Exam Name */
.preview-exam h3 {
    color: #1F2937;
    font-size: 18px;
    margin-bottom: 10px;
    border-bottom: 1px solid #E5E7EB;
    padding-bottom: 5px;
}

/* Preview Subject Name */
.preview-subject h5 {
    font-size: 16px;
    margin: 8px 0 5px;
    color: #111827;
}

.preview-subject-name {
    font-weight: 600;
    color: var(--color-heading);
}

/* Preview Chapters List */
.preview-chapters {
    list-style: disc;
    margin-left: 20px;
    margin-bottom: 10px;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.preview-chapters li {
    margin-bottom: 4px;
}

.preview-subject p {
    margin: 5px 0 10px 0;
    font-size: 14px;
    color: #6B7280;
}

/* -------------------------------
   BUTTONS
--------------------------------- */
.btn-primary {
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: var(--radius-md);
    padding: 10px 16px;
    font-size: var(--font-size-md);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
}

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

/* Download Button */
#downloadPdf {
    display: inline-block;
    margin-top: 20px;
    padding: 12px 24px;
    font-size: 16px;
    font-weight: 600;
    text-align: center;
    border-radius: 8px;
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: all 0.2s ease-in-out;
}

#downloadPdf:hover {
    background: var(--color-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 8px rgba(0,0,0,0.15);
}

#downloadPdf:focus {
    outline: none;
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

.download-wrapper {
    text-align: center;
    margin-top: 20px;
}

/* -------------------------------
   RESPONSIVE DESIGN
--------------------------------- */
@media (max-width: 768px) {
    .syllabus-builder {
        margin: var(--space-lg);
        padding: var(--space-lg);
    }
    .preview-row {
        grid-template-columns: 120px 1fr;
    }
}