.bg-gradient-primary {
    background: #fff7c4;
}

    .bg-purple {
        background-color: #6f42c1 !important;
    }

    .hero-section {
        position: relative;
        overflow: hidden;
    }

        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
            opacity: 0.3;
        }

    .hero-stat {
        text-align: center;
        padding: 1rem;
        background: rgba(255,255,255,0.1);
        border-radius: 10px;
        backdrop-filter: blur(10px);
    }

    .hero-icon {
        background: rgba(255,255,255,0.1);
        border-radius: 50%;
        padding: 2rem;
        display: inline-block;
        backdrop-filter: blur(10px);
    }

    .subject-card {
        background: white;
        border-radius: 15px;
        padding: 2rem;
        text-align: center;
        box-shadow: 0 10px 30px rgba(0,0,0,0.1);
        transition: all 0.3s ease;
        border: none;
    }

        .subject-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(0,0,0,0.15);
        }

    .card-icon {
        width: 80px;
        height: 80px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        margin: 0 auto 1.5rem;
        font-size: 2rem;
    }

    .grades {
        display: flex;
        justify-content: center;
        gap: 0.5rem;
        flex-wrap: wrap;
        margin-top: 1rem;
    }

    .grade-badge {
        background: #f8f9fa;
        border: 2px solid #dee2e6;
        border-radius: 50%;
        width: 35px;
        height: 35px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: bold;
        font-size: 0.875rem;
        color: #495057;
        transition: all 0.3s ease;
    }

        .grade-badge:hover {
            background: #f20000;
            border-color: #f20000;
            color: white;
            transform: scale(1.1);
        }

.schedule-preview {
    position: relative;
    max-width: 100%;
    margin: 0 auto;
}

    .schedule-preview img {
        max-width: 100%;
        height: auto;
        border-radius: 15px;
    }

.schedule-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0;
    transition: all 0.3s ease;
}

.schedule-preview:hover .schedule-overlay {
    opacity: 1;
}

.schedule-preview:hover img {
    filter: brightness(0.7);
}

.quick-info-card {
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.icon-wrapper {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-card {
    padding: 2rem;
    border-radius: 15px;
    background: white;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

    .feature-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 15px 35px rgba(0,0,0,0.15);
    }

.feature-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    font-size: 2rem;
}

.contact-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-form .form-control {
    border-radius: 10px;
    border: 2px solid #e9ecef;
    padding: 0.75rem 1rem;
}

    .contact-form .form-control:focus {
        border-color: #f20000;
        box-shadow: 0 0 0 0.2rem rgba(242,0,0,0.2);
    }

.schedule-table {
    font-size: 0.9rem;
}

    .schedule-table td, .schedule-table th {
        vertical-align: middle;
        text-align: center;
        padding: 0.75rem 0.5rem;
    }

.time-slot {
    background-color: #f8f9fa !important;
}

.break-cell {
    background-color: #fff3cd !important;
    font-style: italic;
    color: #856404;
}

.subject-cell {
    font-weight: 500;
    border-radius: 5px;
    color: white !important;
}

    .subject-cell.math {
        background-color: #007bff !important;
    }

    .subject-cell.physics {
        background-color: #6610f2 !important;
    }

    .subject-cell.chemistry {
        background-color: #fd7e14 !important;
    }

    .subject-cell.english {
        background-color: #198754 !important;
    }

    .subject-cell.literature {
        background-color: #dc3545 !important;
    }

    .subject-cell.biology {
        background-color: #20c997 !important;
    }

    .subject-cell.assessment {
        background-color: #6f42c1 !important;
    }

    .subject-cell.informatics {
        background-color: #495057 !important;
    }

.legend-item {
    display: flex;
    align-items: center;
    font-size: 0.875rem;
}

.legend-color {
    width: 20px;
    height: 20px;
    border-radius: 3px;
    margin-right: 0.5rem;
    display: inline-block;
}

    .legend-color.math {
        background-color: #007bff;
    }

    .legend-color.physics {
        background-color: #6610f2;
    }

    .legend-color.chemistry {
        background-color: #fd7e14;
    }

    .legend-color.english {
        background-color: #198754;
    }

    .legend-color.literature {
        background-color: #dc3545;
    }

    .legend-color.biology {
        background-color: #20c997;
    }

    .legend-color.assessment {
        background-color: #6f42c1;
    }

    .legend-color.informatics {
        background-color: #495057;
    }

@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2.5rem;
    }

    .subject-card {
        padding: 1.5rem;
    }

    .card-icon, .feature-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }

    .schedule-table {
        font-size: 0.75rem;
    }

        .schedule-table td, .schedule-table th {
            padding: 0.5rem 0.25rem;
        }
}