/* Subject Card Component */
.subject-card {
    background: rgba(255, 255, 255, 0.97);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.4s ease;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.subject-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.subject-card:hover::before {
    left: 100%;
}

.subject-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-large);
    background: white;
}

.subject-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    transition: all 0.3s ease;
}

.subject-card:hover .subject-icon {
    transform: scale(1.1);
}

.subject-card h3 {
    font-size: 1.4rem;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
    font-weight: 600;
}

.subject-card p {
    color: var(--text-light);
    font-size: 1rem;
    margin-bottom: 1rem;
}

.subject-stats {
    display: flex;
    justify-content: space-around;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-light);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-light);
}

/* Result Item Component */
.result-item {
    display: flex;
    align-items: center;
    padding: 1rem;
    border-radius: 12px;
    margin-bottom: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid var(--border-light);
    background: var(--bg-light);
}

.result-item:hover {
    background: white;
    transform: translateX(8px);
    box-shadow: var(--shadow-medium);
    border-color: var(--primary-color);
}

.result-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.result-content h4 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
    font-weight: 600;
}

.result-content p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* Engagement Item Component */
.engagement-item {
    background: var(--bg-light);
    border-radius: 15px;
    padding: 1.5rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.4s ease;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.engagement-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.engagement-item:hover::before {
    opacity: 1;
}

.engagement-item:hover {
    color: white;
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.engagement-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    display: block;
    transition: transform 0.3s ease;
}

.engagement-item:hover .engagement-icon {
    transform: scale(1.2);
}

.engagement-item h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.engagement-item p {
    font-size: 0.95rem;
    opacity: 0.9;
    line-height: 1.4;

}
/* PWA Installation Styles */
.pwa-install-container {
    text-align: center;
    margin: 2rem 0;
    padding: 1rem;
    animation: fadeInUp 0.6s ease;
}

.pwa-install-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: linear-gradient(135deg, #4338ca, #818cf8);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 25px;
    font-size: 1.1rem;
    font-weight: 600;
    font-family: var(--font-heading);
    cursor: pointer;
    box-shadow: 0 8px 24px rgba(67, 56, 202, 0.3);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid transparent;
}

.pwa-install-btn:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 12px 36px rgba(67, 56, 202, 0.4);
    background: linear-gradient(135deg, #818cf8, #4338ca);
}

.pwa-install-btn:active {
    transform: translateY(-1px) scale(1.02);
}

.install-icon {
    font-size: 1.3rem;
    animation: bounce 2s infinite;
}

/* Success message */
.install-success-message {
    position: fixed;
    top: 20px;
    right: 20px;
    background: linear-gradient(135deg, #4338ca, #818cf8);
    color: white;
    padding: 1rem 1.5rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(67, 56, 202, 0.3);
    z-index: 10000;
    transform: translateX(400px);
    transition: transform 0.3s ease;
    font-family: var(--font-body);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.install-success-message.show {
    transform: translateX(0);
}

.success-content {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.success-icon {
    font-size: 1.2rem;
}

.success-text {
    font-weight: 600;
    font-size: 0.95rem;
}

/* Installation instruction modal */
.install-instruction-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(67, 56, 202, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    transition: opacity 0.3s ease;
    backdrop-filter: blur(5px);
}

.install-instruction-modal.show {
    opacity: 1;
}

.instruction-content {
    background: linear-gradient(135deg, white, #eef2ff);
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(67, 56, 202, 0.2);
    text-align: center;
    max-width: 400px;
    margin: 1rem;
    border: 1px solid #c7d2fe;
}

.instruction-content h3 {
    color: var(--text-dark);
    font-family: var(--font-heading);
    margin-bottom: 1rem;
    font-size: 1.3rem;
    font-weight: 600;
}

.instruction-content p {
    color: var(--text-light);
    font-family: var(--font-body);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.instruction-content button {
    background: linear-gradient(135deg, #4338ca, #818cf8);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.instruction-content button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(67, 56, 202, 0.3);
}

/* Animations */
@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-6px);
    }
    60% {
        transform: translateY(-3px);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeInUp 0.6s ease;
}

/* Mobile responsiveness for PWA elements */
@media (max-width: 768px) {
    .pwa-install-btn {
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }
    
    .install-success-message {
        right: 10px;
        left: 10px;
        transform: translateY(-100px);
    }
    
    .install-success-message.show {
        transform: translateY(0);
    }
    
    .instruction-content {
        margin: 0.5rem;
        padding: 1.5rem;
    }
    
    .instruction-content h3 {
        font-size: 1.2rem;
    }
}