.feature-card {
    background-color: var(--card-bg);
    border-radius: 0.5rem;
    box-shadow: 0 2px 5px -5px var(--shadow-color), 0 2px 5px -5px var(--shadow-light);
    padding: 1.125rem 1.5rem 1.5rem;
    border: 1px solid var(--border-color);
    transition: all var(--transition-time) ease;
    transform: translateY(0);
}

.feature-icon {
    width: 4rem;
    height: 4rem;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.btn-large {
    padding: 1.25rem 2.5rem;
    font-size: 1.25rem;
    border-radius: 0.5rem;
}

.btn-recognition {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    border: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(36, 239, 166, 0.49);
}

.btn-recognition:hover:not(:disabled) {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(36, 239, 166, 0.49);
}

.dark .btn-recognition {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    box-shadow: 0 4px 12px rgba(36, 239, 166, 0.49);
}

.dark .btn-recognition:hover:not(:disabled) {
    background: linear-gradient(135deg, #047857 0%, #065f46 100%);
    box-shadow: 0 4px 12px rgba(36, 239, 166, 0.49);
}

.btn-api {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

.btn-api:hover:not(:disabled) {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(59, 130, 246, 0.5);
}

.dark .btn-api {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.dark .btn-api:hover:not(:disabled) {
    background: linear-gradient(135deg, #1d4ed8 0%, #1e40af 100%);
    box-shadow: 0 6px 16px rgba(59, 130, 246, 0.4);
}

.btn-disabled {
    background: #9ca3af;
    color: #6b7280;
    cursor: not-allowed;
    opacity: 0.6;
}

.btn-disabled:hover {
    background: #9ca3af;
    transform: none;
    box-shadow: none;
}

.tooltip {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: #1f2937;
    color: white;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    z-index: 1000;
    margin-bottom: 0.5rem;
}

.tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: #1f2937;
}

.btn-api-container {
    position: relative;
    display: inline-block;
}

.btn-api-container:hover .tooltip {
    opacity: 1;
    visibility: visible;
}

.buttons-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    margin: 2rem 0;
    flex-wrap: wrap;
}

@media (max-width: 768px) {
    .feature-card {
        padding: 1.125rem 1.5rem 1.5rem;
    }

    .floating-button {
        animation: none;
    }

    .buttons-container {
        flex-direction: column;
        gap: 1rem;
    }

    .btn-large {
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
        width: 100%;
    }
}


@media (max-width: 640px) {

    .feature-card {
        padding: 1.25rem;
    }

    .feature-card h3 {
        font-size: 1.25rem;
        margin-bottom: 1rem;
    }

    .feature-card p {
        font-size: 0.875rem;
        margin-bottom: 1rem;
    }

    .feature-icon {
        width: 3rem;
        height: 3rem;
        margin-bottom: 1rem;
    }

    .feature-icon svg {
        width: 1.5rem;
        height: 1.5rem;
    }

    .feature-card ul {
        font-size: 0.8125rem;
    }

    .feature-card ul li {
        padding-left: 1.25rem;
    }

    .feature-card ul li svg {
        width: 0.875rem;
        height: 0.875rem;
        margin-right: 0.375rem;
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}