@import "base.css?v=20260721c";

.header {
    background: var(--white);
    padding: 1rem 2rem;
    border-bottom: 2px solid var(--accent-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.back-btn {
    background: var(--accent-color);
    color: var(--white);
    border: none;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-family: 'Tajawal', sans-serif;
    font-weight: 500;
    transition: var(--transition);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.back-btn:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
}

.page-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--accent-color);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.theme-toggle {
    background: none;
    border: 2px solid var(--accent-color);
    color: var(--accent-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.theme-toggle:hover {
    background: var(--accent-color);
    color: var(--white);
}

.export-btn {
    background: var(--secondary-color);
    color: var(--white);
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    cursor: pointer;
    font-family: 'Tajawal', sans-serif;
    font-weight: 500;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.export-btn:hover {
    background: var(--accent-color);
    transform: translateY(-2px);
}

.main-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

/* Overall Performance Section */
.overall-section {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--light-gray);
}

.section-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.period-selector {
    display: flex;
    gap: 0.5rem;
}

.period-btn {
    background: transparent;
    border: 2px solid var(--accent-color);
    color: var(--accent-color);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    cursor: pointer;
    font-family: 'Tajawal', sans-serif;
    font-weight: 500;
    transition: var(--transition);
}

.period-btn.active,
.period-btn:hover {
    background: var(--accent-color);
    color: var(--white);
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.metric-card {
    background: var(--light-gray);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
}

.metric-card:hover {
    border-color: var(--secondary-color);
    transform: translateY(-3px);
}

.metric-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: var(--white);
    font-size: 1.5rem;
}

.metric-icon.excellent { background: var(--excellent-color); }
.metric-icon.good { background: var(--good-color); }
.metric-icon.fair { background: var(--fair-color); }
.metric-icon.poor { background: var(--poor-color); }

.metric-value {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.metric-value.excellent { color: var(--excellent-color); }
.metric-value.good { color: var(--good-color); }
.metric-value.fair { color: var(--fair-color); }
.metric-value.poor { color: var(--poor-color); }

.metric-label {
    font-weight: 600;
    color: var(--accent-color);
    margin-bottom: 0.3rem;
}

.metric-change {
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.3rem;
}

.metric-change.positive { color: var(--success-color); }
.metric-change.negative { color: var(--danger-color); }

/* Charts Section */
.charts-section {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.chart-container {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
}

.chart-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 1rem;
    text-align: center;
}

.chart-wrapper {
    position: relative;
    height: 300px;
}

/* Subject Sections */
.subjects-container {
    display: grid;
    gap: 2rem;
}

.subject-section {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.subject-section:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.subject-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--light-gray);
}

.subject-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.subject-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--secondary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
}

.subject-details h3 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 0.3rem;
}

.subject-teacher {
    color: #666;
    font-weight: 500;
}

.subject-grade {
    text-align: center;
}

.grade-value {
    font-size: 2.5rem;
    font-weight: 900;
    margin-bottom: 0.3rem;
}

.grade-label {
    font-size: 0.9rem;
    color: #666;
}

.subject-content {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 2rem;
}

.performance-metrics {
    display: grid;
    gap: 1rem;
}

.performance-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.8rem;
    background: var(--light-gray);
    border-radius: 8px;
}

.performance-label {
    font-weight: 600;
    color: var(--accent-color);
}

.performance-value {
    font-weight: 700;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    color: var(--white);
    font-size: 0.9rem;
}

.performance-chart {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.circular-progress {
    position: relative;
    width: 120px;
    height: 120px;
    margin-bottom: 1rem;
}

.circular-progress svg {
    width: 100%;
    height: 100%;
    transform: rotate(-90deg);
}

.circular-progress circle {
    fill: none;
    stroke-width: 8;
    stroke-linecap: round;
}

.circular-progress .bg-circle {
    stroke: var(--light-gray);
}

.circular-progress .progress-circle {
    stroke-dasharray: 283;
    stroke-dashoffset: 283;
    transition: stroke-dashoffset 1s ease-in-out;
}

.progress-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--accent-color);
}

.improvement-areas {
    background: var(--light-gray);
    border-radius: 8px;
    padding: 1rem;
}

.improvement-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.improvement-list {
    list-style: none;
}

.improvement-item {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    margin-bottom: 0.8rem;
    padding: 0.5rem;
    background: var(--white);
    border-radius: 6px;
    border-right: 3px solid var(--warning-color);
}

.improvement-icon {
    color: var(--warning-color);
    font-size: 0.9rem;
    margin-top: 0.1rem;
}

.improvement-text {
    font-size: 0.9rem;
    line-height: 1.4;
}

/* Teacher Reports Section */
.reports-section {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 2rem;
    margin-top: 2rem;
    box-shadow: var(--shadow);
}

.reports-tabs {
    display: flex;
    margin-bottom: 2rem;
    border-bottom: 2px solid var(--light-gray);
}

.reports-tab {
    background: none;
    border: none;
    padding: 1rem 2rem;
    cursor: pointer;
    font-family: 'Tajawal', sans-serif;
    font-weight: 600;
    color: var(--accent-color);
    transition: var(--transition);
    border-bottom: 3px solid transparent;
}

.reports-tab.active {
    color: var(--secondary-color);
    border-bottom-color: var(--secondary-color);
}

.reports-content {
    display: grid;
    gap: 1.5rem;
}

.report-item {
    border: 2px solid var(--light-gray);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    transition: var(--transition);
    cursor: pointer;
}

.report-item:hover {
    border-color: var(--secondary-color);
    transform: translateY(-2px);
}

.report-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.report-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

.report-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.9rem;
    color: #666;
}

.report-badge {
    background: var(--info-color);
    color: var(--white);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.report-badge.monthly { background: var(--info-color); }
.report-badge.exam { background: var(--warning-color); color: #333; }
.report-badge.final { background: var(--success-color); }

.report-content {
    line-height: 1.6;
    color: #555;
}

.report-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--light-gray);
}

.report-btn {
    background: var(--secondary-color);
    color: var(--white);
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    cursor: pointer;
    font-family: 'Tajawal', sans-serif;
    font-weight: 500;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

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

.report-btn.secondary {
    background: transparent;
    color: var(--accent-color);
    border: 2px solid var(--accent-color);
}

.report-btn.secondary:hover {
    background: var(--accent-color);
    color: var(--white);
}

/* Loading and Empty States */
.loading {
    text-align: center;
    padding: 3rem;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--light-gray);
    border-top: 4px solid var(--secondary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.empty-state {
    text-align: center;
    padding: 3rem;
    color: #666;
}

.empty-state i {
    font-size: 4rem;
    color: var(--dark-gray);
    margin-bottom: 1rem;
}

.empty-state h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--accent-color);
}

/* Report Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal-overlay.active {
    display: flex;
    opacity: 1;
}

.modal {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 0;
    max-width: 800px;
    width: 90%;
    max-height: 80vh;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    transform: scale(0.8);
    transition: transform 0.3s ease;
}

.modal-overlay.active .modal {
    transform: scale(1);
}

.modal-header {
    background: var(--accent-color);
    color: var(--white);
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-title {
    font-size: 1.3rem;
    font-weight: 700;
}

.close-modal {
    background: none;
    border: none;
    color: var(--white);
    font-size: 2rem;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    transition: var(--transition);
}

.close-modal:hover {
    background: rgba(255, 255, 255, 0.2);
}

.modal-body {
    padding: 2rem;
    overflow-y: auto;
    max-height: 60vh;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .charts-section {
        grid-template-columns: 1fr;
    }

    .subject-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    .main-container {
        padding: 1rem;
    }

    .header {
        padding: 1rem;
    }

    .page-title {
        font-size: 1.5rem;
    }

    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .section-header {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }

    .period-selector {
        width: 100%;
        justify-content: space-between;
    }

    .subject-header {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }

    .subject-content {
        grid-template-columns: 1fr;
    }

    .reports-tabs {
        flex-wrap: wrap;
    }

    .modal {
        width: 95%;
    }

    .modal-body {
        padding: 1rem;
    }
}

@media (max-width: 480px) {
    .metrics-grid {
        grid-template-columns: 1fr;
    }

    .header-left {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .subject-info {
        flex-direction: column;
        text-align: center;
    }

    .report-actions {
        flex-direction: column;
    }
}




/* =====================
   LAYOUT
   ===================== */

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding: 20px;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.page-title {
    display: flex;
    align-items: center;
    gap: 15px;
}

.page-title h1 {
    font-size: 28px;
    font-weight: 700;
    color: var(--accent-color);
}

.page-title i {
    font-size: 32px;
    color: var(--secondary-color);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

/* =====================
   BUTTONS
   ===================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: var(--border-radius);
    font-family: 'Tajawal', sans-serif;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-color), #1a9ba5);
    color: var(--white);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(19, 121, 128, 0.3);
}

.btn-secondary {
    background: var(--light-gray);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--dark-gray);
}

.btn-icon {
    width: 45px;
    height: 45px;
    padding: 0;
    border-radius: 50%;
    background: var(--light-gray);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-icon:hover {
    background: var(--accent-color);
    color: var(--white);
    border-color: var(--accent-color);
}

#exportBtn {
    background: linear-gradient(135deg, var(--secondary-color), #8ba83f);
    color: var(--white);
}

#exportBtn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(170, 198, 93, 0.3);
}

/* =====================
   PERIOD SELECTOR
   ===================== */

.period-selector {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 25px;
    padding: 15px 20px;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.period-selector-label {
    font-weight: 600;
    color: var(--text-secondary);
    margin-left: 15px;
}

.period-btn {
    padding: 10px 20px;
    border: 2px solid var(--border-color);
    border-radius: 25px;
    background: transparent;
    color: var(--text-secondary);
    font-family: 'Tajawal', sans-serif;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.period-btn:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
}

.period-btn.active {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: var(--white);
}

/* =====================
   METRICS CARDS
   ===================== */

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.metric-card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.metric-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 4px;
    height: 100%;
    background: var(--accent-color);
}

.metric-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.12);
}

.metric-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 15px;
}

.metric-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    background: linear-gradient(135deg, var(--accent-color), #1a9ba5);
    color: var(--white);
}

.metric-label {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.metric-value {
    font-size: 36px;
    font-weight: 900;
    color: var(--accent-color);
}

.metric-value.excellent {
    color: var(--excellent-color);
}

.metric-value.good {
    color: var(--good-color);
}

.metric-value.fair {
    color: var(--fair-color);
}

.metric-value.poor {
    color: var(--poor-color);
}

.metric-change {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 13px;
    margin-top: 10px;
    padding: 5px 10px;
    border-radius: 20px;
}

.metric-change.positive {
    background: rgba(40, 167, 69, 0.1);
    color: var(--success-color);
}

.metric-change.negative {
    background: rgba(220, 53, 69, 0.1);
    color: var(--danger-color);
}

/* =====================
   SUBJECTS SECTION
   ===================== */

#subjectsContainer {
    display: flex;
    flex-direction: column;
    gap: 25px;
    margin-bottom: 40px;
}

.subject-section {
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    animation: fadeInUp 0.5s ease forwards;
    opacity: 0;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.subject-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px;
    background: linear-gradient(135deg, var(--light-gray), var(--white));
    border-bottom: 1px solid var(--border-color);
}

.subject-info {
    display: flex;
    align-items: center;
    gap: 20px;
}

.subject-icon {
    width: 60px;
    height: 60px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    color: var(--white);
    background: var(--accent-color);
}

.subject-icon.excellent {
    background: linear-gradient(135deg, var(--excellent-color), #20c997);
}

.subject-icon.good {
    background: linear-gradient(135deg, var(--good-color), #20c997);
}

.subject-icon.fair {
    background: linear-gradient(135deg, var(--fair-color), #fd7e14);
}

.subject-icon.poor {
    background: linear-gradient(135deg, var(--poor-color), #e83e8c);
}

.subject-details h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 5px;
}

.subject-teacher {
    font-size: 14px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.subject-teacher i {
    color: var(--accent-color);
}

.subject-grade {
    text-align: center;
}

.grade-value {
    font-size: 42px;
    font-weight: 900;
}

.grade-value.excellent {
    color: var(--excellent-color);
}

.grade-value.good {
    color: var(--good-color);
}

.grade-value.fair {
    color: var(--fair-color);
}

.grade-value.poor {
    color: var(--poor-color);
}

.grade-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-top: 5px;
}

.subject-content {
    padding: 25px;
}

/* =====================
   PERFORMANCE METRICS
   ===================== */

.performance-metrics h4 {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 16px;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 20px;
}

.performance-item {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
}

.performance-label {
    min-width: 160px;
    font-size: 14px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.performance-label i {
    color: var(--accent-color);
    width: 20px;
}

.performance-bar-container {
    flex: 1;
    height: 12px;
    background: var(--light-gray);
    border-radius: 6px;
    overflow: hidden;
}

.performance-bar {
    height: 100%;
    border-radius: 6px;
    transition: width 0.8s ease;
}

.performance-bar.excellent {
    background: linear-gradient(90deg, var(--excellent-color), #20c997);
}

.performance-bar.good {
    background: linear-gradient(90deg, var(--good-color), #20c997);
}

.performance-bar.fair {
    background: linear-gradient(90deg, var(--fair-color), #fd7e14);
}

.performance-bar.poor {
    background: linear-gradient(90deg, var(--poor-color), #e83e8c);
}

.performance-value {
    min-width: 50px;
    text-align: left;
    font-weight: 700;
    font-size: 14px;
}

.performance-value.excellent {
    color: var(--excellent-color);
}

.performance-value.good {
    color: var(--good-color);
}

.performance-value.fair {
    color: var(--fair-color);
}

.performance-value.poor {
    color: var(--poor-color);
}

/* =====================
   REPORTS SECTION
   ===================== */

.reports-section {
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    padding: 25px;
    margin-bottom: 30px;
}

.reports-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--border-color);
}

.reports-header h2 {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 22px;
    font-weight: 700;
    color: var(--accent-color);
}

.reports-tabs {
    display: flex;
    gap: 10px;
}

.reports-tab {
    padding: 10px 20px;
    border: 2px solid var(--border-color);
    border-radius: 25px;
    background: transparent;
    color: var(--text-secondary);
    font-family: 'Tajawal', sans-serif;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.reports-tab:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
}

.reports-tab.active {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: var(--white);
}

#reportsContent {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* =====================
   REPORT ITEMS
   ===================== */

.report-item {
    background: var(--light-gray);
    border-radius: var(--border-radius);
    padding: 25px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
    animation: fadeInUp 0.5s ease forwards;
    opacity: 0;
}

.report-item:hover {
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transform: translateY(-3px);
}

.report-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 15px;
}

.report-info {
    flex: 1;
}

.report-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.report-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--text-secondary);
}

.meta-item i {
    color: var(--accent-color);
}

.meta-item.acknowledged {
    color: var(--success-color);
}

.meta-item.acknowledged i {
    color: var(--success-color);
}

.meta-item.pending {
    color: var(--warning-color);
}

.meta-item.pending i {
    color: var(--warning-color);
}

.report-badge {
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
}

.report-badge.monthly {
    background: rgba(25, 118, 210, 0.1);
    color: #1976d2;
}

.report-badge.exam {
    background: rgba(245, 124, 0, 0.1);
    color: #f57c00;
}

.report-badge.final {
    background: rgba(56, 142, 60, 0.1);
    color: #388e3c;
}

.report-badge.custom {
    background: rgba(123, 31, 162, 0.1);
    color: #7b1fa2;
}

.report-content {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 15px;
}

.report-highlights {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
}

.highlight {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
}

.highlight.strengths {
    background: rgba(40, 167, 69, 0.1);
    color: var(--success-color);
}

.highlight.recommendations {
    background: rgba(23, 162, 184, 0.1);
    color: var(--info-color);
}

.report-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.report-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    border: none;
    border-radius: 8px;
    font-family: 'Tajawal', sans-serif;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.report-btn.primary {
    background: var(--accent-color);
    color: var(--white);
}

.report-btn.primary:hover {
    background: #106a70;
}

.report-btn.secondary {
    background: var(--white);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.report-btn.secondary:hover {
    background: var(--dark-gray);
}

.report-btn.acknowledge {
    background: var(--success-color);
    color: var(--white);
}

.report-btn.acknowledge:hover {
    background: #218838;
}

/* =====================
   MODAL STYLES
   ===================== */

#reportModal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

#reportModal.active {
    opacity: 1;
    visibility: visible;
}

.modal-container {
    background: var(--white);
    border-radius: 16px;
    max-width: 800px;
    width: 90%;
    max-height: 90vh;
    overflow: hidden;
    transform: scale(0.9);
    transition: var(--transition);
    box-shadow: 0 25px 50px rgba(0,0,0,0.25);
}

#reportModal.active .modal-container {
    transform: scale(1);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px;
    background: linear-gradient(135deg, var(--accent-color), #1a9ba5);
    color: var(--white);
}

#modalTitle {
    font-size: 20px;
    font-weight: 700;
}

#closeModal {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255,255,255,0.2);
    border: none;
    color: var(--white);
    font-size: 20px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

#closeModal:hover {
    background: rgba(255,255,255,0.3);
    transform: rotate(90deg);
}

#modalBody {
    padding: 25px;
    max-height: 60vh;
    overflow-y: auto;
}

/* Modal Content Styles */
.report-detail {
    color: var(--text-primary);
}

.report-meta-section {
    margin-bottom: 25px;
}

.meta-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 15px;
    background: var(--light-gray);
    padding: 20px;
    border-radius: var(--border-radius);
}

.meta-grid .meta-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.meta-grid .meta-item i {
    font-size: 20px;
    color: var(--accent-color);
}

.meta-label {
    font-size: 12px;
    color: var(--text-muted);
    display: block;
}

.meta-value {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.report-section {
    margin-bottom: 25px;
    padding: 20px;
    background: var(--light-gray);
    border-radius: var(--border-radius);
}

.report-section h4 {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--accent-color);
}

.report-section p {
    font-size: 14px;
    line-height: 1.9;
    color: var(--text-secondary);
}

.content-section {
    background: var(--white);
    border: 1px solid var(--border-color);
}

.strengths-section h4 {
    color: var(--success-color);
}

.improvements-section h4 {
    color: var(--warning-color);
}

.recommendations-section h4 {
    color: var(--info-color);
}

.points-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.points-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 15px;
    margin-bottom: 8px;
    background: var(--white);
    border-radius: 8px;
    font-size: 14px;
    color: var(--text-primary);
    transition: var(--transition);
}

.points-list li:hover {
    transform: translateX(-5px);
    box-shadow: 0 3px 10px rgba(0,0,0,0.08);
}

.points-list li i {
    color: var(--accent-color);
    margin-top: 3px;
}

.strengths-section .points-list li {
    border-right: 3px solid var(--success-color);
}

.strengths-section .points-list li i {
    color: var(--success-color);
}

.improvements-section .points-list li {
    border-right: 3px solid var(--warning-color);
}

.improvements-section .points-list li i {
    color: var(--warning-color);
}

.recommendations-section .points-list li {
    border-right: 3px solid var(--info-color);
}

.recommendations-section .points-list li i {
    color: var(--info-color);
}

.modal-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 25px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.modal-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-family: 'Tajawal', sans-serif;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.modal-btn.primary {
    background: var(--accent-color);
    color: var(--white);
}

.modal-btn.primary:hover {
    background: #106a70;
    transform: translateY(-2px);
}

.modal-btn.secondary {
    background: var(--light-gray);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.modal-btn.secondary:hover {
    background: var(--dark-gray);
}

.modal-btn.acknowledge {
    background: var(--success-color);
    color: var(--white);
}

.modal-btn.acknowledge:hover {
    background: #218838;
    transform: translateY(-2px);
}

/* =====================
   LOADING STATE
   ===================== */

.loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    color: var(--text-secondary);
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--light-gray);
    border-top-color: var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 15px;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.loading p {
    font-size: 16px;
    font-weight: 500;
}

/* =====================
   EMPTY STATE
   ===================== */

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    text-align: center;
    color: var(--text-secondary);
}

.empty-state i {
    font-size: 60px;
    color: var(--dark-gray);
    margin-bottom: 20px;
}

.empty-state h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.empty-state p {
    font-size: 14px;
    color: var(--text-muted);
}

/* =====================
   CHARTS SECTION
   ===================== */

.charts-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 25px;
    margin-bottom: 30px;
}

.chart-card {
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    padding: 25px;
}

.chart-card h3 {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 18px;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--border-color);
}

.chart-container {
    position: relative;
    height: 300px;
}

/* =====================
   TOAST NOTIFICATION
   ===================== */

.toast-notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 15px 25px;
    border-radius: 10px;
    color: white;
    font-weight: 600;
    z-index: 10001;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
    animation: slideInRight 0.3s ease;
    max-width: 400px;
}

.toast-notification.success {
    background: var(--success-color);
}

.toast-notification.error {
    background: var(--danger-color);
}

.toast-notification.warning {
    background: var(--warning-color);
    color: #333;
}

.toast-notification.info {
    background: var(--info-color);
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOutRight {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

/* =====================
   SCROLLBAR STYLES
   ===================== */

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--light-gray);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: var(--accent-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #106a70;
}

/* =====================
   RESPONSIVE DESIGN
   ===================== */

@media screen and (max-width: 1200px) {
    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .charts-section {
        grid-template-columns: 1fr;
    }
}

@media screen and (max-width: 992px) {
    .page-header {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }

    .header-actions {
        width: 100%;
        justify-content: center;
    }

    .subject-header {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }

    .subject-info {
        flex-direction: column;
    }

    .reports-header {
        flex-direction: column;
        gap: 15px;
    }

    .reports-tabs {
        width: 100%;
        overflow-x: auto;
        padding-bottom: 10px;
    }
}

@media screen and (max-width: 768px) {
    .container {
        padding: 15px;
    }

    .page-title h1 {
        font-size: 22px;
    }

    .metrics-grid {
        grid-template-columns: 1fr;
    }

    .metric-card {
        padding: 20px;
    }

    .metric-value {
        font-size: 28px;
    }

    .period-selector {
        flex-wrap: wrap;
        justify-content: center;
    }

    .period-selector-label {
        width: 100%;
        text-align: center;
        margin-bottom: 10px;
        margin-left: 0;
    }

    .report-header {
        flex-direction: column;
        gap: 15px;
    }

    .report-badge {
        align-self: flex-start;
    }

    .report-meta {
        flex-direction: column;
        gap: 8px;
    }

    .report-actions {
        flex-direction: column;
    }

    .report-btn {
        width: 100%;
        justify-content: center;
    }

    .modal-container {
        width: 95%;
        max-height: 95vh;
    }

    .modal-header {
        padding: 20px;
    }

    #modalTitle {
        font-size: 18px;
    }

    #modalBody {
        padding: 20px;
    }

    .meta-grid {
        grid-template-columns: 1fr 1fr;
    }

    .modal-actions {
        flex-direction: column;
    }

    .modal-btn {
        width: 100%;
        justify-content: center;
    }

    .performance-item {
        flex-wrap: wrap;
    }

    .performance-label {
        width: 100%;
        margin-bottom: 5px;
    }

    .performance-bar-container {
        flex: 1;
        min-width: calc(100% - 70px);
    }

    .charts-section {
        grid-template-columns: 1fr;
    }

    .chart-card {
        padding: 15px;
    }

    .chart-container {
        height: 250px;
    }
}

@media screen and (max-width: 480px) {
    .page-title h1 {
        font-size: 18px;
    }

    .page-title i {
        font-size: 24px;
    }

    .btn {
        padding: 10px 16px;
        font-size: 13px;
    }

    .period-btn {
        padding: 8px 14px;
        font-size: 12px;
    }

    .reports-tab {
        padding: 8px 14px;
        font-size: 12px;
    }

    .metric-icon {
        width: 40px;
        height: 40px;
        font-size: 18px;
    }

    .subject-icon {
        width: 50px;
        height: 50px;
        font-size: 22px;
    }

    .subject-details h3 {
        font-size: 18px;
    }

    .grade-value {
        font-size: 32px;
    }

    .report-title {
        font-size: 16px;
    }

    .meta-grid {
        grid-template-columns: 1fr;
    }

    .report-section {
        padding: 15px;
    }

    .points-list li {
        padding: 10px 12px;
        font-size: 13px;
    }

    .toast-notification {
        right: 10px;
        left: 10px;
        max-width: none;
    }
}

/* =====================
   PRINT STYLES
   ===================== */

@media print {
    body {
        background: white;
        color: #333;
    }

    .page-header,
    .header-actions,
    .period-selector,
    .report-actions,
    .modal-actions,
    .btn,
    #themeToggle,
    #exportBtn {
        display: none !important;
    }

    .container {
        max-width: 100%;
        padding: 0;
    }

    .metric-card,
    .subject-section,
    .report-item,
    .reports-section {
        box-shadow: none;
        border: 1px solid #ddd;
        page-break-inside: avoid;
    }

    .subject-section {
        margin-bottom: 20px;
    }

    .charts-section {
        display: none;
    }
}

/* =====================
   UTILITY CLASSES
   ===================== */

.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.text-left {
    text-align: left;
}

.mt-10 {
    margin-top: 10px;
}

.mt-20 {
    margin-top: 20px;
}

.mb-10 {
    margin-bottom: 10px;
}

.mb-20 {
    margin-bottom: 20px;
}

.hidden {
    display: none !important;
}

.flex {
    display: flex;
}

.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.gap-10 {
    gap: 10px;
}

.gap-20 {
    gap: 20px;
}

/* =====================
   DARK MODE SPECIFIC
   ===================== */

[data-theme="dark"] .metric-card::before {
    background: var(--secondary-color);
}

[data-theme="dark"] .report-item {
    background: var(--light-gray);
}

[data-theme="dark"] .modal-container {
    background: var(--primary-color);
}

[data-theme="dark"] .report-section {
    background: var(--light-gray);
}

[data-theme="dark"] .points-list li {
    background: var(--white);
}

[data-theme="dark"] .content-section {
    background: var(--white);
    border-color: var(--border-color);
}

[data-theme="dark"] .subject-header {
    background: linear-gradient(135deg, var(--light-gray), var(--primary-color));
}

[data-theme="dark"] .meta-grid {
    background: var(--light-gray);
}

[data-theme="dark"] ::-webkit-scrollbar-track {
    background: var(--primary-color);
}

[data-theme="dark"] .performance-bar-container {
    background: var(--dark-gray);
}

/**/
/* =========================================
   NEW CSS: Large Back Button below 994px
   ========================================= */

@media (max-width: 994px) {
    /* 1. Change Header layout to column to fit large elements */
    .header {
        flex-direction: column;
        height: auto;
        gap: 1.5rem;
        padding: 1.5rem;
    }

    /* 2. Make the header-left container full width */
    .header-left {
        width: 100%;
        flex-direction: column; /* Stack title and button */
        align-items: center;
        gap: 1rem;
    }

    /* 3. TARGET: Make the Back Button Large */
    .back-btn {
        width: 100%;              /* Full width */
        padding: 1rem 2rem;       /* Much larger padding/height */
        font-size: 1.2rem;        /* Larger text */
        justify-content: center;  /* Center the text and icon */
        font-weight: 700;         /* Make text bolder */
        box-shadow: 0 4px 6px rgba(0,0,0,0.1); /* Add slight shadow for depth */
    }

    /* 4. Adjust Page Title to look good with the large button */
    .page-title {
        text-align: center;
        width: 100%;
        font-size: 1.6rem;
        order: -1; /* Optional: Keeps title above button, remove if you want button on top */
    }

    /* 5. Fix the right-side actions to fit the new layout */
    .header-actions {
        width: 100%;
        justify-content: space-between; /* Spread export/theme buttons */
        padding-top: 0.5rem;
        border-top: 1px solid var(--light-gray); /* Optional separator */
    }

    .export-btn {
        flex: 1; /* Make export button grow to fill space */
        justify-content: center;
    }
}