* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
    color: #333;
}

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

header {
    text-align: center;
    color: white;
    margin-bottom: 30px;
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

header p {
    font-size: 1.1rem;
    opacity: 0.9;
}

.upload-section {
    margin-bottom: 30px;
}

.upload-box {
    background: white;
    border-radius: 12px;
    padding: 40px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
}

.upload-box:hover {
    transform: translateY(-5px);
}

.upload-label {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    padding: 40px;
    border: 3px dashed #667eea;
    border-radius: 8px;
    transition: all 0.3s ease;
    color: #667eea;
}

.upload-label:hover {
    background: #f0f4ff;
    border-color: #764ba2;
}

.upload-label svg {
    margin-bottom: 15px;
}

.upload-label span {
    font-size: 1.1rem;
    font-weight: 500;
}

.content-section {
    background: white;
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    margin-top: 20px;
}

.info-section {
    margin-bottom: 40px;
    padding-bottom: 30px;
    border-bottom: 2px solid #f0f0f0;
}

.info-section:last-of-type {
    border-bottom: none;
}

.info-section h2 {
    color: #667eea;
    margin-bottom: 20px;
    font-size: 1.8rem;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
}

.info-item {
    background: #f8f9fa;
    padding: 15px;
    border-radius: 8px;
    border-left: 4px solid #667eea;
}

.info-item label {
    display: block;
    font-size: 0.85rem;
    color: #666;
    margin-bottom: 5px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.info-item span {
    display: block;
    font-size: 1rem;
    color: #333;
    font-weight: 500;
}

.disciplinas-section {
    margin-top: 40px;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 20px;
}

.section-header h2 {
    color: #667eea;
    font-size: 1.8rem;
}

.controls {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.search-input,
.filter-select {
    padding: 10px 15px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.search-input {
    min-width: 250px;
}

.search-input:focus,
.filter-select:focus {
    outline: none;
    border-color: #667eea;
}

.stats-bar {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
    margin-bottom: 20px;
    font-weight: 600;
    color: #555;
}

.stats-bar span {
    padding: 5px 15px;
    background: white;
    border-radius: 20px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.disciplinas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 20px;
}

.disciplina-card {
    background: #f8f9fa;
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-left: 5px solid #667eea;
}

.disciplina-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.2);
}

.disciplina-card.aprovado {
    border-left-color: #28a745;
}

.disciplina-card.reprovado {
    border-left-color: #dc3545;
}

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

.disciplina-nome {
    font-size: 1.1rem;
    font-weight: 600;
    color: #333;
    flex: 1;
    margin-right: 10px;
}

.disciplina-codigo {
    background: #667eea;
    color: white;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    white-space: nowrap;
}

.disciplina-details {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-top: 15px;
}

.detail-item {
    display: flex;
    flex-direction: column;
}

.detail-item label {
    font-size: 0.8rem;
    color: #666;
    margin-bottom: 3px;
    font-weight: 600;
}

.detail-item span {
    font-size: 0.95rem;
    color: #333;
}

.status-badge {
    display: inline-block;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-top: 10px;
}

.status-badge.aprovado {
    background: #d4edda;
    color: #155724;
}

.status-badge.reprovado {
    background: #f8d7da;
    color: #721c24;
}

.nota-display {
    font-size: 1.5rem;
    font-weight: 700;
    color: #667eea;
    margin-top: 10px;
}

.nota-display.aprovado {
    color: #28a745;
}

.nota-display.reprovado {
    color: #dc3545;
}

.docentes-list {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid #e0e0e0;
}

.docentes-list label {
    font-size: 0.85rem;
    color: #666;
    font-weight: 600;
    margin-bottom: 8px;
    display: block;
}

.docente-item {
    background: white;
    padding: 8px 12px;
    border-radius: 6px;
    margin-bottom: 5px;
    font-size: 0.9rem;
    color: #555;
}

.btn-secondary {
    display: block;
    margin: 30px auto 0;
    padding: 12px 30px;
    background: #667eea;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s ease;
}

.btn-secondary:hover {
    background: #764ba2;
}

.hidden {
    display: none !important;
}

@media (max-width: 768px) {
    header h1 {
        font-size: 1.8rem;
    }

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

    .section-header {
        flex-direction: column;
        align-items: stretch;
    }

    .controls {
        flex-direction: column;
    }

    .search-input {
        min-width: 100%;
    }
}